C. Morris, Definition and classification of cerebral palsy : a historical perspective, Dev Med Child Neurol Suppl, vol.109, pp.3-7, 2007.

W. J. Little, On the influence of abnormal parturition, difficult labours, premature birth, and asphyxia neonatorum, on the mental and physical condition of the child, especially in relation to deformities, Trans Obstet Soc Lond, vol.3, pp.293-344, 1862.

M. C. Bax, Terminology and classification of cerebral palsy, Dev Med Child Neurol, vol.6, pp.295-302, 1964.

G. Tardieu, Les feuillets de l'infirmité motrice cérébrale. Paris: Association Nationale des Infirmes Moteurs Cérébraux, 1961.

C. Amiel-tison, . L'infirmité-motrice-d'origine-cérébrale, and . Masson, , vol.313, 1997.

R. Palisano, P. Rosenbaum, S. Walter, D. Russell, E. Wood et al., Development and reliability of a system to classify gross motor function in children with cerebral palsy, Dev Med Child Neurol, vol.39, issue.4, pp.214-237, 1997.

, Surveillance of cerebral palsy in Europe : a collaboration of cerebral palsy surveys and registers. Surveillance of Cerebral Palsy in Europe (SCPE), Dev Med Child Neurol, vol.42, issue.12, pp.816-840, 2000.

P. Rosenbaum, N. Paneth, A. Leviton, M. Goldstein, M. Bax et al., A report : the definition and classification of cerebral palsy, Dev Med Child Neurol Suppl, vol.109, pp.8-14, 2006.

, World Health Organization. Naissances prématurées

, World Health Organization, 2018.

F. Althabe, C. P. Howson, M. Kinney, and J. Lawn, Born too soon : the global action report on preterm birth, 2012.

H. Torchin, P. Ancel, P. Jarreau, and F. Goffinet, Epidemiology of preterm birth: Prevalence, recent trends, short-and long-term outcomes, J Gynecol Obstet Biol Reprod (Paris), vol.44, issue.8, pp.723-754, 2015.

B. Blondel, B. Coulm, C. Bonnet, F. Goffinet, L. Ray et al., National Coordination Group of the National Perinatal Surveys. Trends in perinatal health in metropolitan France from 1995 to 2016 : Results from the French National Perinatal Surveys, J Gynecol Obstet Hum Reprod, vol.46, issue.10, pp.701-714, 2017.

P. Ancel and F. Goffinet, Survival and morbidity of preterm children born at 22 through 34 weeks' gestation in France in 2011 : results of the EPIPAGE-2 cohort study, JAMA Pediatr, vol.169, issue.3, pp.230-238, 2015.
URL : https://hal.archives-ouvertes.fr/hal-01258705

M. Oskoui, F. Coutinho, J. Dykeman, N. Jetté, and T. Pringsheim, An update on the prevalence of cerebral palsy : a systematic review and meta-analysis, Dev Med Child Neurol, vol.55, issue.6, pp.509-528, 2013.

K. Himmelmann and P. Uvebrant, The panorama of cerebral palsy in Sweden part XII shows that patterns changed in the birth years 2007-2010, Acta Paediatr, vol.107, issue.3, pp.462-470, 2018.

K. Himmelmann, G. Hagberg, and P. Uvebrant, The changing panorama of cerebral palsy in Sweden. X. Prevalence and origin in the birth-year period 1999-2002, Acta Paediatr, vol.99, issue.9, pp.1337-1380, 2010.

A. Pascal, P. Govaert, A. Oostra, G. Naulaers, and E. Ortibus, Van den Broeck C. Neurodevelopmental outcome in very preterm and very-low-birthweight infants born over the past decade : a metaanalytic review, Dev Med Child Neurol, vol.60, issue.4, pp.342-55, 2018.

P. Ancel, F. Livinec, B. Larroque, S. Marret, C. Arnaud et al., Cerebral palsy among very preterm children in relation to gestational age and neonatal ultrasound abnormalities: the EPIPAGE cohort study, Pediatrics, vol.117, issue.3, pp.828-863, 2006.

V. Pierrat, L. Marchand-martin, C. Arnaud, M. Kaminski, M. Resche-rigon et al., Neurodevelopmental outcome at 2 years for preterm children born at 22 to 34 weeks' gestation in France in 2011 : EPIPAGE-2 cohort study, BMJ, vol.358, p.3448, 2017.
URL : https://hal.archives-ouvertes.fr/inserm-01610207

M. Hirvonen, R. Ojala, P. Korhonen, P. Haataja, K. Eriksson et al., Cerebral palsy among children born moderately and late preterm, Pediatrics, vol.134, issue.6, pp.1584-1593, 2014.

E. Sellier, M. J. Platt, G. L. Andersen, I. Krägeloh-mann, D. Cruz et al., Decreasing prevalence in cerebral palsy : a multi-site European population-based study, Dev Med Child Neurol, vol.58, issue.1, pp.85-92, 1980.
URL : https://hal.archives-ouvertes.fr/hal-02007920

A. Guerrot, A. Chadie, S. Torre, S. Rondeau, P. Cardoso et al., Compared outcomes of very preterm infants born in 2000 and, Acta Paediatr Oslo Nor, vol.101, issue.7, pp.731-736, 1992.

L. Abily-donval, G. Pinto-cardoso, A. Chadie, A. Guerrot, T. S. Rondeau et al., Comparison in outcomes at two-years of age of very preterm infants born in 2000, PloS One, vol.10, issue.2, p.114567, 2005.

D. Vanssay-de-blavous, C. Chadie, A. Voisin, C. Abily-donval, L. Guerrot et al., Comparison in outcomes at two-years of age of very preterm infants born in, 2000.

C. Amiel-tison and J. Gosselin, Pathologie neurologique périnatale et ses conséquences, 2010.

C. Bernardeau, E. Cataix-nègre, D. Barbot, F. Guillot, I. Khouri et al., Comprendre la paralysie cérébrale et les troubles associés : Evaluations et traitements, 2017.

S. Marret, C. Vanhulle, and A. Laquerriere, Pathophysiology of cerebral palsy, Handb Clin Neurol, vol.111, pp.169-76, 2013.

S. S. Billiards, R. L. Haynes, R. D. Folkerth, F. L. Trachtenberg, L. G. Liu et al., Development of microglia in the cerebral white matter of the human fetus and infant, J Comp Neurol, vol.497, issue.2, pp.199-208, 2006.

P. S. Mcquillen and D. M. Ferriero, Selective vulnerability in the developing central nervous system, Pediatr Neurol, vol.30, issue.4, pp.227-262, 2004.

M. E. O'callaghan, A. H. Maclennan, C. S. Gibson, G. L. Mcmichael, E. A. Haan et al., Epidemiologic associations with cerebral palsy, Obstet Gynecol, vol.118, issue.3, pp.576-82, 2011.

M. V. Johnston and H. Hagberg, Sex and the pathogenesis of cerebral palsy, Dev Med Child Neurol, vol.49, issue.1, pp.74-82, 2007.

K. Hemminki, X. Li, K. Sundquist, and J. Sundquist, High familial risks for cerebral palsy implicate partial heritable aetiology, Paediatr Perinat Epidemiol, vol.21, issue.3, pp.235-276, 2007.

M. C. Tollånes, A. J. Wilcox, R. T. Lie, and D. Moster, Familial risk of cerebral palsy: population based cohort study, BMJ, vol.349, p.4294, 2014.

A. Moreno-de-luca, D. H. Ledbetter, and C. L. Martin, Genetic insights into the causes and classification of cerebral palsies, Lancet Neurol, vol.11, issue.3, pp.283-92, 2012.

C. S. Gibson, A. H. Maclennan, P. N. Goldwater, and G. A. Dekker, Antenatal causes of cerebral palsy : associations between inherited thrombophilias, viral and bacterial infection, and inherited susceptibility to infection, Obstet Gynecol Surv, vol.58, issue.3, pp.209-229, 2003.

C. Guerri, Neuroanatomical and neurophysiological mechanisms involved in central nervous system dysfunctions induced by prenatal alcohol exposure, Alcohol Clin Exp Res, vol.22, issue.2, pp.304-316, 1998.

J. P. Bolaños and J. M. Medina, Effect of valproate on the metabolism of the central nervous system, Life Sci, vol.60, issue.22, pp.1933-1975, 1997.

A. I. Scher, B. Petterson, E. Blair, J. H. Ellenberg, J. K. Grether et al., The risk of mortality or cerebral palsy in twins : a collaborative population-based study, Pediatr Res, vol.52, issue.5, pp.671-81, 2002.

K. M. Strand, R. Heimstad, A. Iversen, R. Austgulen, S. Lydersen et al., Mediators of the association between pre-eclampsia and cerebral palsy : population based cohort study, BMJ, vol.347, p.4089, 2013.

P. Gressens, J. M. Hill, I. Gozes, M. Fridkin, and D. E. Brenneman, Growth factor function of vasoactive intestinal peptide in whole cultured mouse embryos, Nature, vol.362, issue.6416, pp.155-163, 1993.

N. Badawi, J. J. Kurinczuk, J. M. Keogh, L. M. Alessandri, F. Althabe et al., Antepartum risk factors for newborn encephalopathy : the Western Australian case-control study, BMJ, vol.317, issue.7172, pp.1549-53, 1998.

D. Moster, A. J. Wilcox, S. E. Vollset, T. Markestad, and R. T. Lie, Cerebral palsy among term and postterm births, JAMA, vol.304, issue.9, pp.976-82, 2010.

, Acidose néonatale sévère avec pH au cordon < 7,00. Facteurs de risque et évaluation des pratiques associées, 2012.

S. Marret, V. Jadas, A. Kieffer, C. Chollat, S. Rondeau et al., Treatment of encephalopathy by hypothermia in the term newborn, Arch Pediatr Organe Off Soc Francaise Pediatr, vol.21, issue.9, pp.1026-1060, 2014.

S. E. Jacobs, M. Berg, R. Hunt, W. O. Tarnow-mordi, T. E. Inder et al., Cooling for newborns with hypoxic ischaemic encephalopathy, Cochrane Database Syst Rev, issue.1, p.3311, 2013.

Y. W. Wu, G. J. Escobar, J. K. Grether, L. A. Croen, J. D. Greene et al., Chorioamnionitis and cerebral palsy in term and near-term infants, JAMA, vol.290, issue.20, pp.2677-84, 2003.

S. Girard, H. Kadhim, M. Roy, K. Lavoie, M. Brochu et al., Role of perinatal inflammation in cerebral palsy, Pediatr Neurol, vol.40, issue.3, pp.168-74, 2009.

L. Linsell, R. Malouf, J. Morris, J. J. Kurinczuk, and N. Marlow, Prognostic factors for cerebral palsy and motor impairment in children born very preterm or very low birthweight : a systematic review, Dev Med Child Neurol, vol.58, issue.6, pp.554-69, 2016.

D. K. Shah, L. W. Doyle, P. J. Anderson, M. Bear, A. J. Daley et al., Adverse neurodevelopment in preterm infants with postnatal sepsis or necrotizing enterocolitis is mediated by white matter abnormalities on magnetic resonance imaging at term, J Pediatr, vol.153, issue.2, p.1, 2008.

H. C. Glass, S. L. Bonifacio, V. Chau, D. Glidden, K. Poskitt et al., Recurrent postnatal infections are associated with progressive white matter injury in premature infants, Pediatrics, vol.122, issue.2, pp.299-305, 2008.

A. Hjern and K. Thorngren-jerneck, Perinatal complications and socio-economic differences in cerebral palsy in Sweden -a national cohort study, BMC Pediatr, vol.8, p.49, 2008.

L. Germany, M. Saurel-cubizolles, V. Ehlinger, A. Napoletano, C. Alberge et al., Social context of preterm delivery in France in 2011 and impact on short-term health outcomes : the EPIPAGE 2 cohort study, Paediatr Perinat Epidemiol, vol.29, issue.3, pp.184-95, 2015.
URL : https://hal.archives-ouvertes.fr/hal-02007845

S. M. Reid, J. B. Carlin, and D. S. Reddihough, Classification of topographical pattern of spasticity in cerebral palsy : a registry perspective, Res Dev Disabil, vol.32, issue.6, pp.2909-2924, 2011.

A. Eliasson, L. Krumlinde-sundholm, B. Rösblad, E. Beckung, M. Arner et al., The Manual Ability Classification System (MACS) for children with cerebral palsy : scale development and evidence of validity and reliability, Dev Med Child Neurol, vol.48, issue.7, pp.549-54, 2006.

M. J. Delacy and S. M. Reid, Profile of associated impairments at age 5 years in Australia by cerebral palsy subtype and Gross Motor Function Classification System level for birth years 1996 to, Dev Med Child Neurol, vol.58, issue.2, pp.50-56, 2005.

G. Favrais, P. Tourneux, E. Lopez, X. Durrmeyer, G. Gascoin et al., Impact of common treatments given in the perinatal period on the developing brain, Neonatology, vol.106, issue.3, pp.163-72, 2014.
URL : https://hal.archives-ouvertes.fr/hal-01274559

D. Roberts, J. Brown, N. Medley, and S. R. Dalziel, Antenatal corticosteroids for accelerating fetal lung maturation for women at risk of preterm birth, Cochrane Database Syst Rev, vol.3, p.4454, 2017.

L. W. Doyle, J. L. Cheong, R. A. Ehrenkranz, and H. L. Halliday, Early (< 8 days) systemic postnatal corticosteroids for prevention of bronchopulmonary dysplasia in preterm infants, Cochrane Database Syst Rev, vol.10, p.1146, 2017.

L. W. Doyle, J. L. Cheong, R. A. Ehrenkranz, and H. L. Halliday, Late (> 7 days) systemic postnatal corticosteroids for prevention of bronchopulmonary dysplasia in preterm infants, Cochrane Database Syst Rev, vol.10, p.1145, 2017.

H. T. Wolf, H. K. Hegaard, G. Greisen, L. Huusom, and M. Hedegaard, Treatment with magnesium sulphate in pre-term birth : a systematic review and meta-analysis of observational studies, J Obstet Gynaecol J Inst Obstet Gynaecol, vol.32, issue.2, pp.135-175, 2012.

L. W. Doyle, C. A. Crowther, P. Middleton, and S. Marret, Antenatal magnesium sulfate and neurologic outcome in preterm infants: a systematic review, Obstet Gynecol, vol.113, issue.6, pp.1327-1360, 2009.

, Recommandations pour la pratique clinique. Prévention de la prématurité spontanée et de ses conséquences (hors rupture des membranes), 2016.

V. Pierrat, A. Coquelin, M. Cuttini, B. Khoshnood, I. Glorieux et al., Translating Neurodevelopmental Care Policies Into Practice : The Experience of Neonatal ICUs in France-The EPIPAGE-2 Cohort Study, Pediatr Crit Care Med J Soc Crit Care Med World Fed Pediatr Intensive Crit Care Soc, vol.17, issue.10, pp.957-67, 2016.

G. Mcanulty, F. H. Duffy, S. Kosta, N. I. Weisenfeld, S. K. Warfield et al., School-age effects of the newborn individualized developmental care and assessment program for preterm infants with intrauterine growth restriction : preliminary findings, BMC Pediatr, vol.13, p.25, 2013.

A. Ohlsson and S. E. Jacobs, NIDCAP: a systematic review and meta-analyses of randomized controlled trials, Pediatrics, vol.131, issue.3, pp.881-893, 2013.

S. M. Reid, J. B. Carlin, and D. S. Reddihough, Survival of individuals with cerebral palsy born in, Dev Med Child Neurol, vol.54, issue.4, pp.353-60, 1970.

K. Himmelmann and V. Sundh, Survival with cerebral palsy over five decades in western Sweden, Dev Med Child Neurol, vol.57, issue.8, pp.762-769, 2015.

, World Health Organization. International Classification of Functioning, Disability and Health (ICF)

. Who, , 2001.

D. Sur,

K. Shikako-thomas, L. Lach, A. Majnemer, J. Nimigon, K. Cameron et al., Quality of life from the perspective of adolescents with cerebral palsy : « I just think I'm a normal kid, I just happen to have a disability, Qual Life Res Int J Qual Life Asp Treat Care Rehabil, vol.18, issue.7, pp.825-857, 2009.

L. Westbom, A. Rimstedt, and E. Nordmark, Assessments of pain in children and adolescents with cerebral palsy: a retrospective population-based registry study, Dev Med Child Neurol, vol.59, issue.8, pp.858-63, 2017.

I. Riquelme, R. S. Do-rosário, K. Vehmaskoski, P. Natunen, and P. Montoya, Influence of chronic pain in physical activity of children with cerebral palsy, NeuroRehabilitation, vol.43, issue.2, pp.113-136, 2018.

A. Maestro-gonzalez, M. C. Bilbao-leon, D. Zuazua-rico, J. M. Fernandez-carreira, R. F. Baldonedo-cernuda et al., Quality of life as assessed by adults with cerebral palsy, PloS One, vol.13, issue.2, p.191960, 2018.

N. Mamelle, F. Munoz, J. Martin, B. Laumon, and H. Grandjean, Fetal growth from the AUDIPOG study. II. Application for the diagnosis of intrauterine growth retardation, J Gynecol Obstet Biol Reprod, vol.25, pp.71-78, 1996.

L. Papile, J. Burstein, R. Burstein, and H. Koffler, Incidence and evolution of subependymal and intraventricular hemorrhage: a study of infants with birth weights less than 1,500gm, J Pediatr, vol.92, pp.529-563, 1978.

W. K. Frankenburg, J. Dodds, P. Archer, H. Shapiro, and B. Bresnick, The Denver II : a major revision and restandardization of the Denver Developmental Screening Test, Pediatrics, vol.89, issue.1, pp.91-98, 1992.

C. Amiel-tison and J. Gosselin, Neurological Development from Birth to Six Years: Guide for Examination and Evaluation, vol.125, 2001.

E. Bertrand, La paralysie cérébrale des enfants nés prématurés de 2007 à 2015 au CHU de Rouen. Thèse pour le doctorat en médecine, 2016.

H. Nakanishi, H. Suenaga, A. Uchiyama, Y. Kono, S. Kusuda et al., Trends in the neurodevelopmental outcomes among preterm infants from 2003-2012: a retrospective cohort study in Japan, J Perinatol Off J Calif Perinat Assoc, vol.38, issue.7, pp.917-945, 2018.

S. M. Reid, E. Meehan, S. Mcintyre, S. Goldsmith, N. Badawi et al., Temporal trends in cerebral palsy by impairment severity and birth gestation, Dev Med Child Neurol, vol.58, issue.2, pp.25-35, 2016.

G. Beaino, B. Khoshnood, M. Kaminski, V. Pierrat, S. Marret et al., Predictors of cerebral palsy in very preterm infants : the EPIPAGE prospective population-based cohort study, Dev Med Child Neurol, vol.52, issue.6, pp.119-125, 2010.

I. C. Van-haastert, F. Groenendaal, C. Uiterwaal, J. Termote, M. Van-der-heide-jalving et al., Decreasing incidence and severity of cerebral palsy in prematurely born children, J Pediatr, vol.159, issue.1, pp.86-91, 2011.

G. Pinto-cardoso, L. Abily-donval, A. Chadie, A. Guerrot, D. Pinquier et al., Epidemiological study of very preterm infants at Rouen University Hospital : changes in mortality, morbidity, and care over 11 years, Arch Pediatr Organe Off Soc Francaise Pediatr, vol.20, issue.2, pp.156-63, 2013.

D. Vanssay-de-blavous and C. , Etude épidémiologique des infections nosocomiales chez les grands prématurés de moins de 33 semaines d'aménorrhée nés en 2015 au CHU de Rouen. Thèse pour le doctorat en médecine, 2018.

R. L. Haynes, O. Baud, J. Li, H. C. Kinney, J. J. Volpe et al., Oxidative and nitrative injury in periventricular leukomalacia: a review, Brain Pathol Zurich Switz, vol.15, issue.3, pp.225-258, 2005.

A. Mukerji, V. Shah, and P. S. Shah, Periventricular/Intraventricular Hemorrhage and Neurodevelopmental Outcomes : A Meta-analysis, Pediatrics, vol.136, issue.6, pp.1132-1175, 2015.

X. Gou, L. Yang, L. Pan, and D. Xiao, Association between bronchopulmonary dysplasia and cerebral palsy in children : a meta-analysis, BMJ Open, vol.8, issue.9, p.20735, 2018.

T. Moore, E. M. Hennessy, J. Myles, S. J. Johnson, E. S. Draper et al., Neurological and developmental outcome in extremely preterm children born in England in 1995 and 2006: the EPICure studies, BMJ, vol.345, p.7961, 2012.

F. Serenius, K. Källén, M. Blennow, U. Ewald, V. Fellman et al., Neurodevelopmental outcome in extremely preterm infants at 2.5 years after active perinatal care in Sweden, JAMA, vol.309, issue.17, pp.1810-1830, 2013.

S. Johnson, S. E. Seaton, B. N. Manktelow, L. K. Smith, D. Field et al., Telephone interviews and online questionnaires can be used to improve neurodevelopmental follow-up rates, BMC Res Notes, vol.7, p.219, 2014.
DOI : 10.1186/1756-0500-7-219

URL : https://bmcresnotes.biomedcentral.com/track/pdf/10.1186/1756-0500-7-219

K. Mahoney, B. Bajuk, J. Oei, K. Lui, A. -. Latif et al., Risk of neurodevelopmental impairment for outborn extremely preterm infants in an Australian regional network, J MaternFetal Neonatal Med Off J Eur Assoc Perinat Med Fed Asia Ocean Perinat Soc Int Soc Perinat Obstet, vol.30, issue.1, pp.96-102, 2017.

P. J. Laud, Equal-tailed confidence intervals for comparison of rates, Pharm Stat, vol.16, issue.5, pp.334-382, 2017.
DOI : 10.1002/pst.1813

URL : http://eprints.whiterose.ac.uk/116496/1/LaudEqualTailedCIsPST_V2.pdf

C. Chen and R. W. Tipping, Confidence Interval of a Proportion with Over-dispersion, Biom J, vol.44, issue.7, pp.877-86, 2002.

B. Efron, Better Bootstrap Confidence Intervals, J Am Stat Assoc, vol.82, issue.397, p.1500, 1987.