A. Go-nogo and ?. Sbs, Social Behaviour Schedule ? FH-RDC : Family History Research Diagnostic Criteria ? MMSE : Mini-Mental State Examination ? IDEAS : Indian Disability Evaluation and Assessment Scale ? ESRS : Extrapyramidal Symptom Rating Scale ? OVIS : Over Valued Ideas Scale épisode psychotique ? PTSD : trouble stress post-traumatique ? SAD : trouble anxiété sociale ? SP : trouble phobie spécifique ?Spectre SZ : schizophrénie + trouble délirant + trouble schizoaffectif + psychose non spécifiée ? SZ, p.schizophrénie ? SZAff : trouble schizoaffectif ? TA : trouble anxieux

A. M. Achim, M. Maziade, E. Raymond, D. Olivier, C. Merette et al., How Prevalent Are Anxiety Disorders in Schizophrenia? A Meta-Analysis and Critical Review on a Significant Association, Schizophrenia Bulletin, vol.37, issue.4, pp.811-832, 2011.
DOI : 10.1093/schbul/sbp148

D. Addington, J. Addington, and B. Schissel, A depression rating scale for schizophrenics, Schizophrenia Research, vol.3, issue.4, pp.247-51, 1990.
DOI : 10.1016/0920-9964(90)90005-R

C. Aguocha, . Aguocha, G. Uwakwe, and . Onyeama, Co-morbid anxiety disorders in patients with schizophrenia in a tertiary institution in South East Nigeria: prevalence and correlates., African Health Sciences, vol.15, issue.1, 2015.
DOI : 10.4314/ahs.v15i1.19

N. C. Andreasen, Scale for the Assessment of Negative Symptoms/Scale for the Assessment of Positive Symptoms (manual), 1984.

N. C. Andreasen, Symptoms, signs, and diagnosis of schizophrenia, The Lancet, vol.346, issue.8973, pp.346-477, 1995.
DOI : 10.1016/S0140-6736(95)91325-4

. Llorca, [Pharmacological management of anxiety in patients suffering from schizophrenia], pp.83-89, 2011.

F. J. Bayle, M. O. Krebs, C. Epelbaum, D. Levy, and P. Hardy, Clinical features of panic attacks in schizophrenia, European Psychiatry, vol.16, issue.6, pp.349-53, 2001.
DOI : 10.1016/S0924-9338(01)00590-9

P. C. Bermazohn, L. Porto, P. B. Arlow, S. Pollack, R. Stronger et al., At Issue: Hierarchical Diagnosis in Chronic Schizophrenia: A Clinical Study of Co-occurring Syndromes, Schizophrenia Bulletin, vol.26, issue.3, p.517, 2000.
DOI : 10.1093/oxfordjournals.schbul.a033472

K. Berry, S. Ford, L. Jellicoe-jones, and G. Haddock, PTSD symptoms associated with the experiences of psychosis and hospitalisation: A review of the literature, Clinical Psychology Review, vol.33, issue.4, pp.526-564, 2013.
DOI : 10.1016/j.cpr.2013.01.011

M. Birchwood, P. Trower, K. Brunet, P. Gilbert, Z. Iqbal et al., Social anxiety and the shame of psychosis: A study in first episode psychosis, Behaviour Research and Therapy, vol.45, issue.5, pp.1025-1062, 2007.
DOI : 10.1016/j.brat.2006.07.011

D. G. Birgenheir, D. Ganoczy, and N. W. Bowersox, Service Utilization among Veterans with Schizophrenia and a Comorbid Anxiety Disorder Psychiatric Services, 2014.

. Keane, The Development of a Clinician-Administered PTSD Scale, Journal of Traumatic Stress, vol.8, issue.1, pp.75-90, 1995.

R. C. Bland, S. C. Newman, and H. Orn, Schizophrenia:., Acta Psychiatrica Scandinavica, vol.11, issue.4, pp.383-91, 1987.
DOI : 10.2307/2283947

M. Bleich-cohen, S. Jamshy, H. Sharon, R. Weizman, N. Intrator et al., Machine learning fMRI classifier delineates subgroups of schizophrenia patients, Schizophrenia Research, vol.160, issue.1-3, pp.1-3, 2014.
DOI : 10.1016/j.schres.2014.10.033

E. Bleuler, Dementia praecox oder Gruppe der Schizophrenien, Unveränd. Neuaufl. der Ausg. Leipzig Bibliothek der Psychoanalyse, 1911.

A. Bottas, R. G. Cooke, and M. A. Richter, Comorbidity and Pathophysiology of Obsessive-Compulsive Disorder in Schizophrenia: Is There Evidence for a Schizo-Obsessive Subtype of Schizophrenia?, Journal of Psychiatry & Neuroscience: JPN, vol.30, issue.3, 2005.

L. Stoltzman, G. Mcevoy, and . Nestadt, Exclusion Criteria of DSM-III. A Study of Co- Occurrence of Hierarchy-Free Syndromes, Archives of General Psychiatry, vol.41, issue.10, pp.983-89, 1984.

R. J. Braga, V. Mauro, R. P. Mendlowicz, I. L. Marrocos, and . Figueira, Anxiety disorders in outpatients with schizophrenia: prevalence and impact on the subjective quality of life, Journal of Psychiatric Research, vol.39, issue.4, pp.409-423, 2005.
DOI : 10.1016/j.jpsychires.2004.09.003

R. J. Braga, P. Graham, S. G. Reynolds, and . Siris, Anxiety comorbidity in schizophrenia, Psychiatry Research, vol.210, issue.1, 2013.
DOI : 10.1016/j.psychres.2013.07.030

M. Byerly, W. Goodman, W. Acholonu, R. Bugno, and A. Rush, Obsessive compulsive symptoms in schizophrenia: Frequency and clinical features, Schizophrenia Research, vol.76, issue.2-3, pp.309-325, 2005.
DOI : 10.1016/j.schres.2005.02.004

. Butterfield, The Impact of Posttraumatic Stress Disorder on Quality of Life and Health Service Utilization among Veterans Who Have Schizophrenia, Journal of Traumatic Stress, vol.19, issue.3, pp.393-97, 2006.

M. I. Marx and . Butterfield, Interpersonal Trauma, War Zone Exposure, and Posttraumatic Stress Disorder among Veterans with Schizophrenia, Schizophrenia Research, vol.91, 2007.

C. Frueh, B. Anouk, L. Grubaugh, K. J. Cusack, M. O. Kimble et al., Exposure-Based Cognitive-Behavioral Treatment of PTSD in Adults with Schizophrenia or Schizoaffective Disorder: A Pilot Study, Journal of Anxiety Disorders, vol.23, 2009.

S. J. Cosoff and R. J. Hafner, The Prevalence of Comorbid Anxiety in Schizophrenia, Schizoaffective Disorder and Bipolar Disorder, Australian & New Zealand Journal of Psychiatry, vol.15, issue.1, pp.67-72, 1998.
DOI : 10.3109/00048679809062708

T. Craig, M. Y. Hwang, and E. J. Bromet, Obsessive-Compulsive and Panic Symptoms in Patients With First-Admission Psychosis, American Journal of Psychiatry, vol.159, issue.4, 2002.
DOI : 10.1176/appi.ajp.159.4.592

M. Crocq, J. Guelfi, P. Boyer, and C. , DSM-5 Manuel Diagnostique et Statistique Des Troubles Mentaux, 2013.

J. L. Cutler and S. G. Siris, ???Panic-like??? symptomatology in schizophrenic and schizoaffective patients with postpsychotic depression: Observations and implications, Comprehensive Psychiatry, vol.32, issue.6, pp.465-73, 1991.
DOI : 10.1016/0010-440X(91)90025-8

. Wilson, The Brief Social Phobia Scale, The Journal of Clinical Psychiatry, vol.52, pp.48-51, 1991.

. De-bont, A. Paul, A. Van-minnen, and A. De-jongh, Treating PTSD in Patients With Psychosis: A Within-Group Controlled Feasibility Study Examining the Efficacy and Safety of Evidence-Based PE and EMDR Protocols, Behavior Therapy, vol.44, issue.4, pp.717-747, 2013.
DOI : 10.1016/j.beth.2013.07.002

. De-haan, B. Lieuwe, N. Hoogenboom, T. Beuk, D. H. Van-amelsvoort et al., Obsessive-Compulsive Symptoms and Positive, Negative, and Depressive Symptoms in Patients with Recent-Onset Schizophrenic Disorders, The Canadian Journal of Psychiatry, vol.176, issue.9, pp.519-543, 2005.
DOI : 10.1177/070674370505000904

. De-haan, B. Lieuwe, L. Sterk, D. H. Wouters, and . Linszen, The 5-Year Course of Obsessive-Compulsive Symptoms and Obsessive-Compulsive Disorder in First-Episode Schizophrenia and Related Disorders, Schizophrenia Bulletin, vol.39, issue.1, pp.151-60, 2013.
DOI : 10.1093/schbul/sbr077

K. K. Devulapalli, A. Jeffrey, H. A. Welge, and . Nasrallah, Temporal sequence of clinical manifestation in schizophrenia with co-morbid OCD: Review and meta-analysis, Psychiatry Research, vol.161, issue.1, 2008.
DOI : 10.1016/j.psychres.2008.01.013

A. R. Docherty, J. Michael, X. Coleman, C. K. Tu, N. R. Deutsch et al., Comparison of Putative Intermediate Phenotypes in Schizophrenia Patients with and without Obsessive-Compulsive Disorder: Examining Evidence for the, 2012.

F. G. Dowling, M. T. Pato, and C. N. Pato, Comorbidity of Obsessive-Compulsive and Psychotic Symptoms: A Review, Harvard Review of Psychiatry, vol.3, issue.2, pp.75-83, 1995.
DOI : 10.3109/10673229509017170

L. A. Duke, N. Daniel, S. A. Allen, G. P. Ross, J. Strauss et al., Neurocognitive function in schizophrenia with comorbid posttraumatic stress disorder, Journal of Clinical and Experimental Neuropsychology, vol.4, issue.7, pp.737-5110, 1080.
DOI : 10.1016/j.schres.2006.06.039

A. Ehlers and D. M. Clark, A cognitive model of posttraumatic stress disorder, Behaviour Research and Therapy, vol.38, issue.4, pp.319-364, 2000.
DOI : 10.1016/S0005-7967(99)00123-0

J. L. Eisen, A. Douglas, M. T. Beer, T. A. Pato, S. A. Venditto et al., Obsessive-Compulsive Disorder in Patients with Schizophrenia or Schizoaffective Disorder, American Journal of Psychiatry, vol.154, issue.2, pp.271-73, 1997.

E. Evins, C. P. Borba, and D. C. Goff, Posttraumatic Stress Disorder, Cognitive Function and Quality of Life in Patients with Schizophrenia, Psychiatry Research, vol.159, issue.12, pp.140-186, 2008.

S. Faragian, C. Fuchs, A. Pashinian, R. Weizman, A. Weizman et al., Age-of-onset of schizophrenic and obsessive-compulsive symptoms in patients with schizo-obsessive disorder, Psychiatry Research, vol.197, issue.1-2, pp.19-22, 2012.
DOI : 10.1016/j.psychres.2012.02.024

S. Faragian, R. Kurs, and M. Poyurovsky, Insight into Obsessive-Compulsive Symptoms and Awareness of Illness in Adolescent Schizophrenia Patients with and without OCD, Child Psychiatry and Human Development, vol.42, issue.10, pp.39-48, 2008.
DOI : 10.1007/s10578-007-0069-2

S. Faragian, A. Pashinian, C. Fuchs, and M. Poyurovsky, Obsessive???compulsive symptom dimensions in schizophrenia patients with comorbid obsessive???compulsive disorder, Progress in Neuro-Psychopharmacology and Biological Psychiatry, vol.33, issue.6, 2009.
DOI : 10.1016/j.pnpbp.2009.05.008

M. B. First, R. L. Spitzer, M. Gibbon, and J. B. Williams, Structured Clinical Interview for DSM-IV Axis I Disorders ? Patient Edition (SCID-I/P V and SCID-I/NP Version 2.0), 1998.

E. B. Foa, M. J. Kozak, W. K. Goodman, E. Hollander, M. A. Jenike et al., DSM-IV Field Trial: Obsessive-Compulsive Disorder, The American Journal of Psychiatry, vol.152, 1995.

E. B. Foa, L. Cashman, L. H. Jaycox, and K. Perry, The Validation of a Self- Report Measure of Posttraumatic Stress Disorder Product Page, 1997.

E. B. Foa, E. Hembree, and B. Rothbaum, Prolonged Exposure Therapy for PTSD: Therapist Guide: Emotional processing of traumatic experiences, 2007.
DOI : 10.1093/med:psych/9780195308501.001.0001

E. B. Foa, S. David, C. V. Riggs, B. O. Dancu, and . Rothbaum, Reliability and validity of a brief instrument for assessing post-traumatic stress disorder, Journal of Traumatic Stress, vol.55, issue.4, pp.459-73, 1993.
DOI : 10.1002/jts.2490060405

B. E. Focseneanu, I. Dobrescu, G. Marian, and V. Rusanu, Neurological Soft Signs in Early Stage of Schizophrenia Associated with Obsessive-Compulsive Disorder, Journal of Medicine and Life, vol.8, p.74, 2015.

L. F. Fontenelle, A. Lin, C. Pantelis, S. J. Wood, B. Nelson et al., A longitudinal study of obsessive-compulsive disorder in individuals at ultra-high risk for psychosis, Journal of Psychiatric Research, vol.45, issue.9, pp.1140-1185, 2011.
DOI : 10.1016/j.jpsychires.2011.03.005

L. F. Fontenelle, A. Lin, C. Pantelis, S. J. Wood, B. Nelson et al., Markers of vulnerability to obsessive-compulsive disorder in an ultra-high risk sample of patients who developed psychosis, Early Intervention in Psychiatry, vol.83, issue.2, pp.201-207, 2012.
DOI : 10.1111/j.1751-7893.2012.00357.x

D. Freeman, P. A. Garety, and E. Kuipers, Persecutory delusions: developing the understanding of belief maintenance and emotional distress, Psychological Medicine, vol.31, issue.07, pp.1293-1306, 2001.
DOI : 10.1017/S003329170100455X

Á. Frías, C. Palma, N. Farriols, C. Becerra, A. Álvarez et al., Neuropsychological profile and treatment-related features among patients with comorbidity between schizophrenia spectrum disorder and obsessive???compulsive disorder: Is there evidence for a ???schizo-obsessive??? subtype?, Psychiatry Research, vol.220, issue.3, pp.846-54, 2014.
DOI : 10.1016/j.psychres.2014.10.003

Á. Frías, C. Palma, N. Farriols, A. Salvador, J. Bonet et al., Psychopathology and quality of life among patients with comorbidity between schizophrenia spectrum disorder and obsessive-compulsive disorder: no evidence for a ???schizo-obsessive??? subtype, Comprehensive Psychiatry, vol.55, issue.5, 2014.
DOI : 10.1016/j.comppsych.2014.03.016

M. J. Friedman, C. K. Schneiderman, A. N. West, and J. A. Corson, Measurement of Combat Exposure, Posttraumatic Stress Disorder, and Life Stress among Vietnam Combat Veterans, The American Journal of Psychiatry, vol.143, issue.4, pp.537-576, 1986.

M. Garvey, R. Noyes, D. Anderson, and B. Cook, Examination of comorbid anxiety in psychiatric inpatients, Comprehensive Psychiatry, vol.32, issue.4, pp.277-82, 1991.
DOI : 10.1016/0010-440X(91)90075-N

J. S. Gearon, A. S. Bellack, and W. N. Tenhula, Preliminary Reliability and Validity of the Clinician-Administered PTSD Scale for Schizophrenia., Journal of Consulting and Clinical Psychology, vol.72, issue.1, pp.121-146, 2004.
DOI : 10.1037/0022-006X.72.1.121

J. S. Gearon, I. Stacey, C. Kaltman, A. S. Brown, and . Bellack, Traumatic Life Events and PTSD among Women with Substance Use Disorders and Schizophrenia Psychiatric Services, 2003.

L. R. Nurnberger, W. E. Goldin, and . Bunney, A Family Study of Schizoaffective, Bipolar I, Bipolar II, Unipolar, and Normal Control Probands, Archives of General Psychiatry, vol.39, issue.10, pp.1157-67, 1982.

C. Goodman, B. Finkel, M. Naser, P. Andreyev, Y. Segev et al., Neurocognitive Deterioration in Elderly Chronic Schizophrenia Patients with and without PTSD, The Journal of Nervous and Mental Disease, vol.195, issue.5, pp.415-435, 2007.

D. S. Heninger and . Charney, The Yale-Brown Obsessive Compulsive Scale. I, 1989.

R. D. Goodwin, F. Xavier, D. Amador, S. A. Malaspina, R. R. Yale et al., Anxiety and substance use comorbidity among inpatients with schizophrenia, Schizophrenia Research, vol.61, issue.1, pp.89-95, 2003.
DOI : 10.1016/S0920-9964(02)00292-X

A. Gumley, M. O. Grady, K. Power, and M. Schwannauer, Negative beliefs about self and illness: a comparison of individuals with psychosis with or without comorbid social anxiety disorder, Australian and New Zealand Journal of Psychiatry, vol.112, issue.11-12, pp.960-64, 2004.
DOI : 10.1017/S0033291703007323

R. S. Hallam and R. J. Hafner, Fears of phobic patients: Factor analyses of self-report data, Behaviour Research and Therapy, vol.16, issue.1, pp.1-6, 1978.
DOI : 10.1016/0005-7967(78)90084-0

S. Halperin, P. Nathan, P. Drummond, and D. Castle, A Cognitive-Behavioural, Group-Based Intervention for Social Anxiety in Schizophrenia, Australian & New Zealand Journal of Psychiatry, vol.147, issue.5, pp.809-822, 2000.
DOI : 10.1016/S0005-7967(97)10031-6

M. Hamilton, THE ASSESSMENT OF ANXIETY STATES BY RATING, British Journal of Medical Psychology, vol.32, issue.1, pp.50-55, 1959.
DOI : 10.1111/j.2044-8341.1959.tb00467.x

M. Hamilton, Rating Depressive Patients, The Journal of Clinical Psychiatry, vol.4112, issue.2, pp.21-24, 1980.

R. Heun and W. Maier, Relation of schizophrenia and panic disorder: Evidence from a controlled family study, American Journal of Medical Genetics, vol.146, issue.2, pp.127-159, 1995.
DOI : 10.1002/ajmg.1320600208

H. Higuchi, M. Kamata, M. Yoshimoto, T. Shimisu, and Y. Hishikawa, Panic attacks in patients with chronic schizophrenia: A complication of long-term neuroleptic treatment, Psychiatry and Clinical Neurosciences, vol.20, issue.1, pp.91-94, 1999.
DOI : 10.1046/j.1440-1819.1999.00477.x

L. M. Hooper, P. Stockton, J. L. Krupnick, and B. L. Green, Development, Use, and Psychometric Properties of the Trauma History Questionnaire, Journal of Loss and Trauma, vol.155, issue.3, pp.258-83, 2011.
DOI : 10.1016/S0740-5472(03)00106-5

J. D. Huppert and T. E. Smith, Conclusion, CNS Spectrums, vol.10, issue.09, pp.721-752, 2005.
DOI : 10.1017/S1092852900019714

C. Jackson, C. Knott, A. Skeate, and M. Birchwood, The Trauma of First Episode Psychosis: The Role of Cognitive Mediation, Australian & New Zealand Journal of Psychiatry, vol.35, issue.5, pp.327-360, 2004.
DOI : 10.1080/j.1440-1614.2004.01359.x

V. Jones and C. Steel, Examining vulnerability to involuntary memories in schizophrenia comorbid with post-traumatic stress disorder, Schizophrenia Research, vol.152, issue.2-3, 2014.
DOI : 10.1016/j.schres.2013.11.034

. Juven-wetzler, L. Alzbeta, S. Fostick, E. Cwikel-hamzany, J. Balaban et al., Treatment with Ziprasidone for schizophrenia patients with OCD, European Neuropsychopharmacology, vol.24, issue.9, pp.1454-62, 2014.
DOI : 10.1016/j.euroneuro.2014.06.014

J. P. Kahn, R. John, and . Meyers, Treatment of Comorbid Panic Disorder and Schizophrenia: Evidence for a Panic Psychosis, Psychiatric Annals, vol.30, issue.1, pp.29-33, 2000.
DOI : 10.3928/0048-5713-20000101-08

T. Karatzias, A. Gumley, K. Power, and M. O. Grady, Illness appraisals and self-esteem as correlates of anxiety and affective comorbid disorders in schizophrenia, Comprehensive Psychiatry, vol.48, issue.4, pp.371-75, 2007.
DOI : 10.1016/j.comppsych.2007.02.005

. Kayahan, O. Bulent, B. Ozturk, D. Veznedaroglu, and . Eraslan, Obsessive-compulsive symptoms in schizophrenia: Prevalance and clinical correlates, Psychiatry and Clinical Neurosciences, vol.156, issue.3, pp.291-95, 2005.
DOI : 10.1016/0920-9964(90)90005-R

S. R. Kay, A. Fiszbein, and L. A. Opler, The Positive and Negative Syndrome Scale (PANSS) for Schizophrenia, Schizophrenia Bulletin, vol.13, issue.2, pp.261-76, 1987.
DOI : 10.1093/schbul/13.2.261

R. C. Kessler, H. Birnbaum, O. Demler, I. R. Falloon, E. Gagnon et al., The Prevalence and Correlates of Nonaffective Psychosis in the National Comorbidity Survey Replication (NCS-R), Biological Psychiatry, vol.58, issue.8, 2005.
DOI : 10.1016/j.biopsych.2005.04.034

P. Kingsep, P. Nathan, and D. Castle, Cognitive behavioural group treatment for social anxiety in schizophrenia, Schizophrenia Research, vol.63, issue.1-2, pp.121-150, 2003.
DOI : 10.1016/S0920-9964(02)00376-6

M. J. Kozak and E. B. Foa, Obsessions, overvalued ideas, and delusions in obsessive-compulsive disorder, Behaviour Research and Therapy, vol.32, issue.3, pp.343-53, 1994.
DOI : 10.1016/0005-7967(94)90132-5

L. A. Labbate, P. Young, and G. W. Arana, Panic Disorder in Schizophrenia, The Canadian Journal of Psychiatry, vol.143, issue.25, pp.488-90, 1999.
DOI : 10.1177/070674379904400510

A. Roy, The Five-Factor Structure of the PANSS: A Critical Review of Its Consistency Across Studies, Clinical Schizophrenia & Related Psychoses, vol.3, issue.2, 2009.

J. B. Levine, S. A. Gruber, A. A. Baird, and D. Yurgelun-todd, Obeessive-compulsive disorder among schizophrenic patients: An exploratory study using functional magnetic resonance imaging data, Comprehensive Psychiatry, vol.39, issue.5, pp.308-319, 1998.
DOI : 10.1016/S0010-440X(98)90040-2

M. R. Liebowitz, Social Phobia, Modern Problems of Pharmacopsychiatry, vol.22, pp.141-73, 1987.
DOI : 10.1159/000414022

M. J. Lommen and K. Restifo, Trauma and Posttraumatic Stress Disorder (PTSD) in Patients with Schizophrenia or Schizoaffective Disorder, Community Mental Health Journal, vol.187, issue.1, pp.485-96, 2009.
DOI : 10.1007/s10597-009-9248-x

K. Lowengrub, R. Moss, M. Stryjer, I. Birger, and . Iancu, Social Anxiety Disorder Comorbid with Schizophrenia: The Importance of Screening for This Under Recognized and Under Treated Condition, The Israel Journal of Psychiatry and Related Sciences, vol.52, issue.1, pp.40-45, 2015.

P. H. Lysaker, T. Philip, J. Yanos, D. Outcalt, and . Roe, Association of Stigma, Self-Esteem, and Symptoms with Concurrent and Prospective Assessment of Social Anxiety in Schizophrenia, Clinical Schizophrenia & Related Psychoses, vol.4, issue.1, pp.41-48, 2010.
DOI : 10.3371/CSRP.4.1.3

A. A. Mattai, J. Tossell, D. K. Greenstein, A. Addington, L. S. Clasen et al., Sleep disturbances in childhood-onset schizophrenia, Schizophrenia Research, vol.86, issue.1-3, pp.123-152, 2006.
DOI : 10.1016/j.schres.2006.04.020

R. P. Mattick and J. C. Clarke, Development and validation of measures of social phobia scrutiny fear and social interaction anxiety11Editor???s note: This article was written before the development of some contemporary measures of social phobia, such as the Social Phobia and Anxiety Inventory (Turner et al., 1989). We have invited this article for publication because of the growing interest in the scales described therein. S.T., Behaviour Research and Therapy, vol.36, issue.4, pp.455-70, 1998.
DOI : 10.1016/S0005-7967(97)10031-6

D. Mazeh, E. Bodner, R. Weizman, Y. Delayahu, A. Cholostoy et al., Co-Morbid Social Phobia in Schizophrenia, International Journal of Social Psychiatry, vol.27, issue.4, pp.198-202, 2009.
DOI : 10.1177/0020764008093447

P. Mcreynolds, Anxiety, Perception, and Schizophrenia., The Etiology of Schizophrenia, pp.248-92, 1960.
DOI : 10.1037/10605-009

S. A. Mednick, A learning theory approach to research in schizophrenia., Psychological Bulletin, vol.55, issue.5, pp.316-343, 1958.
DOI : 10.1037/h0040425

M. Nielsen, O. Mattheisen, P. B. Mors, and . Mortensen, Obsessive-Compulsive Disorder as a Risk Factor for Schizophrenia: A Nationwide Study, JAMA Psychiatry, vol.71, issue.11, 2014.

H. Meyer, T. Taiminen, T. Vuori, A. Aijälä, and H. Helenius, Posttraumatic Stress Disorder Symptoms Related to Psychosis and Acute Involuntary Hospitalization in Schizophrenic and Delusional Patients, The Journal of Nervous & Mental Disease, vol.187, issue.6, pp.343-52, 1999.
DOI : 10.1097/00005053-199906000-00003

T. J. Meyer, M. L. Miller, R. L. Metzger, and T. D. Borkovec, Development and validation of the penn state worry questionnaire, Behaviour Research and Therapy, vol.28, issue.6, pp.487-95, 1990.
DOI : 10.1016/0005-7967(90)90135-6

M. Michail and M. Birchwood, Social anxiety disorder in first-episode psychosis: incidence, phenomenology and relationship with paranoia, The British Journal of Psychiatry, vol.195, issue.3, pp.234-275, 2009.
DOI : 10.1192/bjp.bp.108.053124

M. Michail and M. Birchwood, Social anxiety in first-episode psychosis: The role of childhood trauma and adult attachment, Journal of Affective Disorders, vol.163, 2014.
DOI : 10.1016/j.jad.2014.03.033

R. F. Mollica, Y. Caspi-yavin, P. Bollini, T. Truong, S. Tor et al., The Harvard Trauma Questionnaire, The Journal of Nervous and Mental Disease, vol.180, issue.2, pp.111-127, 1992.
DOI : 10.1097/00005053-199202000-00008

A. P. Morrison, L. Frame, and W. Larkin, Relationships between trauma and psychosis: A review and integration, British Journal of Clinical Psychology, vol.42, issue.4, pp.331-53, 2003.
DOI : 10.1348/014466503322528892

K. T. Mueser and R. W. Butler, Auditory Hallucinations in Combat-Related Chronic Posttraumatic Stress Disorder, The American Journal of Psychiatry, vol.144, issue.3, pp.299-302, 1987.

M. Nebioglu and A. Altindag, The prevalence of comorbid anxiety disorders in outpatients with schizophrenia, International Journal of Psychiatry in Clinical Practice, vol.159, issue.7, pp.312-329, 2009.
DOI : 10.1016/S0091-3057(96)00064-0

A. Nechmad, G. Ratzoni, M. Poyurovsky, S. Meged, G. Avidan et al., Obsessive-Compulsive Disorder in Adolescent Schizophrenia Patients, American Journal of Psychiatry, vol.160, issue.5, 2003.
DOI : 10.1176/appi.ajp.160.5.1002

. Niehaus, J. Dana, L. Koen, J. Muller, C. Laurent et al., Obsessive Compulsive Disorder-Prevalence in Xosa-Speaking Schizophrenia Patients, South African Medical Journal, vol.95, issue.2, p.120, 2008.

J. I. Nurnberger, M. C. Blehar, C. A. Kaufmann, C. York-cooler, S. G. Simpson et al., Diagnostic Interview for Genetic Studies, Archives of General Psychiatry, vol.51, issue.11, pp.849-59, 1994.
DOI : 10.1001/archpsyc.1994.03950110009002

M. Ohta, M. Kokai, and Y. Morita, Features of obsessive-compulsive disorder in patients primarily diagnosed with schizophrenia, Psychiatry and Clinical Neurosciences, vol.14, issue.1, pp.67-74, 2003.
DOI : 10.1001/archpsyc.57.8.794

D. Öngür and D. C. Goff, Obsessive???compulsive symptoms in schizophrenia: associated clinical features, cognitive function and medication status, Schizophrenia Research, vol.75, issue.2-3, pp.349-62, 2005.
DOI : 10.1016/j.schres.2004.08.012

D. Öngür, L. Lin, and B. M. Cohen, Clinical characteristics influencing age at onset in psychotic disorders, Comprehensive Psychiatry, vol.50, issue.1, pp.13-19, 2009.
DOI : 10.1016/j.comppsych.2008.06.002

J. E. Overall and D. R. Gorham, THE BRIEF PSYCHIATRIC RATING SCALE, Psychological Reports, vol.15, issue.3, pp.799-812, 1962.
DOI : 10.2466/pr0.1962.10.3.799

T. Owashi, A. Ota, T. Otsubo, Y. Susa, and K. Kamijima, Obsessive-compulsive disorder and obsessive-compulsive symptoms in Japanese inpatients with chronic schizophrenia ??? A possible schizophrenic subtype, Psychiatry Research, vol.179, issue.3, 2010.
DOI : 10.1016/j.psychres.2009.08.003

Ö. Özdemir, R. Tükel, N. Türksoy, and A. Üçok, Clinical characteristics in obsessive-compulsive disorder with schizophrenia, Comprehensive Psychiatry, vol.44, issue.4, pp.311-327, 2003.
DOI : 10.1016/S0010-440X(03)00093-2

S. Pallanti, L. Quercioli, A. Rossi, and A. Pazzagli, The Emergence of Social Phobia During Clozapine Treatment and Its Response to Fluoxetine Augmentation, The Journal of Clinical Psychiatry, vol.60, issue.12, pp.819-842, 1999.
DOI : 10.4088/JCP.v60n1203

S. Pallanti, G. Castellini, S. R. Chamberlain, L. Quercioli, G. Zaccara et al., Cognitive event-related potentials differentiate schizophrenia with obsessive-compulsive disorder (schizo-OCD) from OCD and schizophrenia without OC symptoms, Psychiatry Research, vol.170, issue.1, pp.52-60, 2009.
DOI : 10.1016/j.psychres.2008.11.002

S. Pallanti, L. Quercioli, and E. Hollander, Social Anxiety in Outpatients With Schizophrenia: A Relevant Cause of Disability, American Journal of Psychiatry, vol.161, issue.1, 2004.
DOI : 10.1176/appi.ajp.161.1.53

. Fineberg, The Neuropsychology of the Schizo-Obsessive Subtype of Schizophrenia: A New Analysis, Psychological Medicine, vol.40, issue.06, pp.921-954, 2010.

D. E. Peleikis, M. Varga, K. Sundet, S. Lorentzen, I. Agartz et al., Schizophrenia patients with and without Post-traumatic Stress Disorder (PTSD) have different mood symptom levels but same cognitive functioning, Acta Psychiatrica Scandinavica, vol.47, issue.6, pp.455-63, 2013.
DOI : 10.1111/acps.12041

D. L. Penn, D. A. Hope, W. Spaulding, and J. Kucera, Social anxiety in schizophrenia, Schizophrenia Research, vol.11, issue.3, pp.277-84, 1994.
DOI : 10.1016/0920-9964(94)90022-1

A. Picken and N. Tarrier, Trauma and comorbid posttraumatic stress disorder in individuals with schizophrenia and substance abuse, Comprehensive Psychiatry, vol.52, issue.5, pp.490-97, 2011.
DOI : 10.1016/j.comppsych.2010.10.008

M. Poyurovsky, J. Bergman, and R. Weizman, Obsessive???compulsive disorder in elderly schizophrenia patients, Journal of Psychiatric Research, vol.40, issue.3, pp.189-91, 2006.
DOI : 10.1016/j.jpsychires.2005.03.009

M. Poyurovsky, S. Faragian, V. Kleinman-balush, A. Pashinian, R. Kurs et al., Awareness of Illness and Insight Into Obsessive-Compulsive Symptoms in Schizophrenia Patients With Obsessive-Compulsive Disorder, The Journal of Nervous and Mental Disease, vol.195, issue.9, pp.765-68, 2007.
DOI : 10.1097/NMD.0b013e318142ce67

M. Poyurovsky, S. Faragian, A. Pashinian, A. Levi, A. Viosburd et al., Neurological Soft Signs in Schizophrenia Patients With Obsessive-Compulsive Disorder, The Journal of Neuropsychiatry and Clinical Neurosciences, vol.19, issue.2, pp.145-50, 2007.
DOI : 10.1176/jnp.2007.19.2.145

M. Poyurovsky, S. Faragian, A. Shabeta, and A. Kosov, Comparison of clinical characteristics, co-morbidity and pharmacotherapy in adolescent schizophrenia patients with and without obsessive???compulsive disorder, Psychiatry Research, vol.159, issue.1-2, pp.133-172, 2008.
DOI : 10.1016/j.psychres.2007.06.010

M. Poyurovsky and C. Fuchs, Preferential Aggregation of Obsessive???Compulsive Spectrum Disorders in Schizophrenia Patients with Obsessive???Compulsive Disorder, The Canadian Journal of Psychiatry, vol.133, issue.12, p.746, 2006.
DOI : 10.1177/070674370605101204

M. Poyurovsky, C. Fuchs, and A. Weizman, Obsessive-Compulsive Disorder in Patients with First-Episode Schizophrenia, American Journal of Psychiatry, 1998.

M. Poyurovsky, S. Hramenkov, V. Isakov, B. Rauchverger, I. Modai et al., Obsessive???compulsive disorder in hospitalized patients with chronic schizophrenia, Psychiatry Research, vol.102, issue.1, pp.49-57, 2001.
DOI : 10.1016/S0165-1781(01)00238-4

M. Poyurovsky, V. Kriss, G. Weisman, S. Faragian, M. Schneidman et al., Familial aggregation of schizophrenia-spectrum disorders and obsessive-compulsive associated disorders in schizophrenia probands with and without OCD, American Journal of Medical Genetics Part B: Neuropsychiatric Genetics, vol.58, issue.1, pp.31-36, 2005.
DOI : 10.1002/ajmg.b.30148

M. Poyurovsky, A. Weizman, and R. Weizman, Obsessive-Compulsive Disorder in Schizophrenia, CNS Drugs, vol.32, issue.1, pp.989-1010, 2004.
DOI : 10.2165/00023210-200418140-00004

S. Priebe, M. Bröker, and S. Gunkel, Involuntary admission and posttraumatic stress disorder symptoms in schizophrenia patients, Comprehensive Psychiatry, vol.39, issue.4, pp.220-244, 1998.
DOI : 10.1016/S0010-440X(98)90064-5

R. Rajkumar, Y. C. Philip, T. Reddy, and . Kandavel, Clinical profile of ???schizo-obsessive??? disorder: a comparative study, Comprehensive Psychiatry, vol.49, issue.3, pp.262-68, 2008.
DOI : 10.1016/j.comppsych.2007.09.006

S. G. Resnick, R. Gary, K. T. Bond, and . Mueser, Trauma and posttraumatic stress disorder in people with schizophrenia., Journal of Abnormal Psychology, vol.112, issue.3, pp.415-438, 2003.
DOI : 10.1037/0021-843X.112.3.415

R. G. Ross, S. Heinlein, and H. Tregellas, High rates of comorbidity are found in childhood-onset schizophrenia, Schizophrenia Research, vol.88, issue.1-3, pp.1-3, 2006.
DOI : 10.1016/j.schres.2006.07.006

S. Seedat, V. Fritelli, P. Oosthuizen, R. A. Emsley, and D. J. Stein, Measuring Anxiety in Patients with Schizophrenia, The Journal of Nervous and Mental Disease, vol.195, issue.4, pp.320-344, 2007.
DOI : 10.1097/01.nmd.0000253782.47140.ac

L. Sevincok, F. Akoglu, and . Kokcu, Suicidality in schizophrenic patients with and without obsessive-compulsive disorder, Schizophrenia Research, vol.90, issue.1-3, pp.1-3, 2007.
DOI : 10.1016/j.schres.2006.09.023

L. Sevincok, A. Akoglu, and H. Arslantas, Schizo-obsessive and obsessive-compulsive disorder: Comparison of clinical characteristics and neurological soft signs, Psychiatry Research, vol.145, issue.2-3, pp.241-289, 2006.
DOI : 10.1016/j.psychres.2005.11.010

L. Sevincok, A. Akoglu, B. Topaloglu, and H. Aslantas, Neurological soft signs in schizophrenic patients with obsessive-compulsive disorder, Psychiatry and Clinical Neurosciences, vol.143, issue.3, pp.274-79, 2004.
DOI : 10.1097/00005053-200002000-00003

K. Shaw, A. Mcfarlane, and C. Bookless, The Phenomenology of Traumatic Reactions to Psychotic Illness, The Journal of Nervous &amp Mental Disease, vol.185, issue.7, pp.434-475, 1997.
DOI : 10.1097/00005053-199707000-00003

G. C. Baker and . Dunbar, The Mini-International Neuropsychiatric Interview (M.I.N.I.): The Development and Validation of a Structured Diagnostic Psychiatric Interview for DSM-IV and, 1998.

K. Sim, . Chua, . Chan, S. Mahendran, and . Chong, Psychiatric comorbidity in first episode schizophrenia: A 2 year, longitudinal outcome study???, Journal of Psychiatric Research, vol.40, issue.7, pp.656-63, 2006.
DOI : 10.1016/j.jpsychires.2006.06.008

G. Sin, E. Abdin, J. Lee, S. Lye-yin-poon, S. Verma et al., Prevalence of post-traumatic stress disorder in first-episode psychosis, Early Intervention in Psychiatry, vol.62, issue.4, pp.299-304, 2010.
DOI : 10.1111/j.1751-7893.2010.00199.x

H. G. Stampfer, ???Negative Symptoms???: A Cu Mu Latlve Trauma Stress Disorder?, Australian & New Zealand Journal of Psychiatry, vol.3, issue.4, pp.516-544, 1990.
DOI : 10.3109/00048679009062908

C. Steel, D. Fowler, and E. A. Holmes, Trauma-Related Intrusions and Psychosis: An Information Processing Account, Behavioural and Cognitive Psychotherapy, vol.33, issue.2, pp.139-52, 2005.
DOI : 10.1017/S1352465804001924

C. Steel, G. Haddock, N. Tarrier, A. Picken, and C. Barrowclough, Auditory Hallucinations and Posttraumatic Stress Disorder Within Schizophrenia and Substance Abuse, The Journal of Nervous and Mental Disease, vol.199, issue.9, pp.709-720, 2011.
DOI : 10.1097/NMD.0b013e318229d6e8

URL : http://centaur.reading.ac.uk/21705/

D. J. Stein, Generalized Anxiety Disorder: Rethinking Diagnosis and Rating, CNS Spectrums, vol.62, issue.12, pp.930-964, 2005.
DOI : 10.1016/0162-3095(94)90002-7

S. M. Strakowski, P. E. Keck, S. L. Mcelroy, H. S. Lonczak, and S. A. West, Chronology of comorbid and principal syndromes in first-episode psychosis, Comprehensive Psychiatry, vol.36, issue.2, pp.106-118, 1995.
DOI : 10.1016/S0010-440X(95)90104-3

G. P. Strauss, L. A. Duke, S. A. Ross, and D. N. Allen, Posttraumatic Stress Disorder and Negative Symptoms of Schizophrenia, Schizophrenia Bulletin, vol.37, issue.3, pp.603-613, 2011.
DOI : 10.1093/schbul/sbp122

. Butterfield, Comorbid Posttraumatic Stress Disorder Is Associated with Suicidality in Male Veterans with Schizophrenia or Schizoaffective Disorder, Schizophrenia Research, vol.84, issue.1, pp.165-69, 2006.

S. Sutliff, M. Roy, and A. M. Achim, Social anxiety disorder in recent onset schizophrenia spectrum disorders: The relation with symptomatology, anxiety, and social rank, Psychiatry Research, vol.227, issue.1, pp.39-45, 2015.
DOI : 10.1016/j.psychres.2015.02.017

M. Swets, J. Dekker, K. Van-emmerik-van-oortmerssen, G. E. Smid, F. Smit et al., The obsessive compulsive spectrum in schizophrenia, a meta-analysis and meta-regression exploring prevalence rates, Schizophrenia Research, vol.152, issue.2-3, pp.458-68, 2014.
DOI : 10.1016/j.schres.2013.10.033

N. Tarrier and A. Picken, Co-morbid PTSD and suicidality in individuals with schizophrenia and substance and alcohol abuse, Social Psychiatry and Psychiatric Epidemiology, vol.183, issue.4, pp.1079-86, 2011.
DOI : 10.1007/s00127-010-0277-0

P. Tibbo, J. Swainson, P. Chue, and J. Lemelledo, Prevalence and relationship to delusions and hallucinations of anxiety disorders in schizophrenia, Depression and Anxiety, vol.10, issue.2, pp.65-72, 2003.
DOI : 10.1002/da.10083

P. Tibbo and L. Warneke, Obsessive???compulsive disorder in schizophrenia, Journal of Psychiatric Research, vol.34, issue.2, p.15, 1999.
DOI : 10.1016/S0022-3956(99)00048-5

P. Tibbo, M. Kroetsch, P. Chue, and L. Warneke, Obsessive???compulsive disorder in schizophrenia, Journal of Psychiatric Research, vol.34, issue.2, pp.139-185, 2000.
DOI : 10.1016/S0022-3956(99)00048-5

G. D. Tollefson and T. M. Sanger, Anxious?depressive symptoms in schizophrenia: a new treatment target for pharmacotherapy?, Schizophrenia Research, vol.35, pp.13-21, 1999.
DOI : 10.1016/S0920-9964(98)00164-9

J. Tsai and R. A. Rosenheck, Psychiatric comorbidity among adults with schizophrenia: A latent class analysis, Psychiatry Research, vol.210, issue.1, pp.16-20, 2013.
DOI : 10.1016/j.psychres.2013.05.013

M. T. Tsuang, M. J. Lyons, and S. V. Faraone, Heterogeneity of schizophrenia. Conceptual models and analytic strategies, The British Journal of Psychiatry, vol.156, issue.1, pp.17-26, 1990.
DOI : 10.1192/bjp.156.1.17

S. Tumkaya, F. Karadag, N. K. Oguzhanoglu, C. Tekkanat, G. Varma et al., Schizophrenia with obsessive-compulsive disorder and obsessive-compulsive disorder with poor insight: A neuropsychological comparison, Psychiatry Research, vol.165, issue.1-2, pp.38-46, 2009.
DOI : 10.1016/j.psychres.2007.07.031

G. Turnbull and P. Bebbington, Anxiety and the schizophrenic process: clinical and epidemiological evidence, Social Psychiatry and Psychiatric Epidemiology, vol.36, issue.5, pp.235-278, 2001.
DOI : 10.1007/s001270170054

M. H. Turner, M. Bernard, M. Birchwood, C. Jackson, and C. Jones, The contribution of shame to post-psychotic trauma, British Journal of Clinical Psychology, vol.58, issue.2, pp.162-82, 2013.
DOI : 10.1111/bjc.12007

S. M. Turner, C. Deborah, C. V. Beidel, M. A. Dancu, and . Stanley, An empirically derived inventory to measure social fears and anxiety: The Social Phobia and Anxiety Inventory., Psychological Assessment: A Journal of Consulting and Clinical Psychology, vol.1, issue.1, 1989.
DOI : 10.1037/1040-3590.1.1.35

A. Üçok, M. Emin-ceylan, A. K?vrak-tihan, S. Lapçin, C. Ger et al., Obsessive compulsive disorder and symptoms may have different effects on schizophrenia, Progress in Neuro-Psychopharmacology and Biological Psychiatry, vol.35, issue.2, pp.429-462, 2011.
DOI : 10.1016/j.pnpbp.2010.08.021

A. Uçok, R. Tükel, G. Ozgen, M. Saylan, and G. Uzuner, [Frequency of obsessive compulsive symptoms and disorder in patients with schizophrenia: importence for prognosis], pp.41-44, 2006.

H. Ulas, K. Alptekin, B. Binnur-akdede, M. Tumuklu, Y. Akvardar et al., Panic symptoms in schizophrenia: Comorbidity and clinical correlates, Psychiatry and Clinical Neurosciences, vol.14, issue.6, 2007.
DOI : 10.1111/j.1440-1819.2007.01724.x

H. Ula?, S. Polat, and B. Binnur-akdede, Impact of panic attacks on quality of life among patients with schizophrenia, Progress in Neuro-Psychopharmacology and Biological Psychiatry, vol.34, issue.7, pp.1300-1305, 2010.
DOI : 10.1016/j.pnpbp.2010.07.014

F. Van-dael, J. Van-os, R. De-graaf, M. Ten-have, L. Krabbendam et al., Can obsessions drive you mad? Longitudinal evidence that obsessive-compulsive symptoms worsen the outcome of early psychotic experiences, Acta Psychiatrica Scandinavica, vol.37, issue.Suppl 1, pp.136-182, 2011.
DOI : 10.1111/j.1600-0447.2010.01609.x

M. Voges and J. Addington, The association between social anxiety and social functioning in first episode psychosis, Schizophrenia Research, vol.76, issue.2-3, 2005.
DOI : 10.1016/j.schres.2005.01.001

C. G. Watson, M. P. Juba, V. Manifold, T. Kucala, and P. E. Anderson, The PTSD interview: Rationale, description, reliability, and concurrent validity of a DSM-III-based technique, Journal of Clinical Psychology, vol.176, issue.2, pp.179-88, 1991.
DOI : 10.1002/1097-4679(199103)47:2<179::AID-JCLP2270470202>3.0.CO;2-P

D. S. Weiss, The Impact of Event Scale: Revised In Cross-Cultural Assessment of Psychological Trauma and PTSD International and Cultural Psychology Series, pp.219-257, 1996.

R. G. White and A. I. Gumley, Postpsychotic Posttraumatic Stress Disorder, The Journal of Nervous and Mental Disease, vol.197, issue.11, pp.841-890, 2009.
DOI : 10.1097/NMD.0b013e3181bea625

J. B. Williams and K. A. Kobak, Development and reliability of a structured interview guide for the Montgomery-Asberg Depression Rating Scale (SIGMA), The British Journal of Psychiatry, vol.192, issue.1, pp.52-58, 2008.
DOI : 10.1192/bjp.bp.106.032532