APPENDIX

Repartition of Demographics and Obstetrical Data According to Outcome

MortalityCerebral PalsyCognitive DeficiencyHyperactivity-Inattention SymptomsTotal Behavioral DifficultiesSchool Difficulties
SES of the family
    Professional, n/N (%)40/352 (11.4)21/273 (7.7)52/247 (21.1)36/253 (14.2)40/252 (15.9)24/231 (10.4)
    Intermediate, n/N (%)52/605 (8.6)29/461 (6.3)104/416 (25.0)57/456 (12.5)74/455 (16.3)59/383 (15.4)
    Administrative/public service, self-employed, student, n/N (%)73/600 (12.2)44/423 (10.4)112/357 (31.4)85/387 (22.0)87/386 (22.5)79/344 (23.0)
    Shop assistant, service worker, n/N (%)39/419 (9.3)23/270 (8.5)92/224 (41.1)57/257 (22.2)73/256 (28.5)61/212 (28.8)
    Manual worker or unemployed, n/N (%)81/649 (12.5)41/376 (10.9)140/286 (49.0)53/324 (16.4)79/324 (24.4)111/266 (41.7)
    P.12.11<.001<.01<.01<.001
Nationality
    Other, n/N (%)27/297 (9.1)20/179 (11.2)59/138 (42.8)22/153 (14.4)37/152 (24.3)31/125 (24.8)
    French, n/N (%)251/2261 (11.1)134/1606 (8.3)437/1381 (31.6)265/1518 (17.5)315/1516 (20.8)296/1290 (23.0)
    P.29.20.006.34.31.657
Maternal age at birth of mother
    <25 y, n/N (%)91/661 (13.8)39/381 (10.2)100/298 (33.6)76/339 (22.4)99/338 (29.3)81/266 (30.5)
    25–34 y, n/N (%)239/1722 (13.9)98/1137 (8.6)301/992 (30.3)183/1068 (17.1)207/1066 (19.4)194/940 (20.6)
    ≥35 y, n/N (%)58/446 (13.0)21/284 (7.4)97/237 (40.9)28/261 (10.7)46/261 (17.6)55/224 (24.6)
    P.89.41.008<.01<.01.003
Parity
    0, n/N (%)194/1470 (13.2)86/994 (8.7)237/850 (27.9)166/937 (17.7)195/936 (20.8)169/821 (20.6)
    1–2, n/N (%)159/1047 (15.2)62/638 (9.7)192/539 (35.6)99/588 (17.0)118/582 (20.3)118/485 (24.3)
    ≥3, n/N (%)39/316 (12.3)10/169 (5.9)72/139 (51.8)23/148 (15.5)39/147 (26.5)44/122 (36.1)
    P.26.29<.001.79.24.001
Type of pregnancy
    Single, n/N (%)258/1965 (13.1)117/1248 (9.4)342/1059 (32.3)216/1169 (18.5)263/1167 (22.5)233/968 (24.1)
    Multiple, n/N (%)138/890 (15.5)42/564 (7.5)161/476 (33.8)72/508 (14.2)90/506 (17.8)101/471 (21.4)
    P.09.18.557.03.03.287
Antenatal corticosteroids
    No, n/N (%)156/746 (20.9)45/442 (10.2)126/367 (34.3)70/414 (16.9)84/414 (20.3)84/332 (25.3)
    Yes, n/N (%)219/2020 (10.8)113/1339 (8.4)367/1141 (32.2)216/1235 (17.5)264/1231 (21.5)243/1076 (22.6)
    P<.01.26.239.79.62.334
Gender of child
    Male, n/N (%)224/1523 (14.7)97/935 (10.4)260/787 (33.0)180/861 (20.9)208/858 (24.2)179/736 (24.3)
    Female, n/N (%)167/1326 (12.6)62/877 (7.1)243/748 (32.5)108/816 (13.2)145/815 (17.8)155/703 (22.05)
    P.10.01.431<.01<.01.169