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Table 2 Association between gestational age and identified risk factors according to the time of injury among studied cases

From: Evaluation of risk factors for cerebral palsy

  Total number
n = 1000
Not full term
N = 305 (%)
Full term
N = 695 (%)
p value#
Antenatal risk factors n = 210 n = 79 n = 131 0.01*
 CNS malformation 56 5(8.9 ) 51(91.1) 0.001*
 Maternal hemorrhage 27 17(62.9) 10(37.1) 0.003*
 Maternal fever at delivery 13 0(0.0) 13(100) 0.003*
 Congenital infection 22 3(13.6) 19(86.4) 0.014*
 Preeclampsia 13 3(23.1) 10(76.9) 0.26
 Maternal diabetes 37 21(56.8) 16(43.2) 0.008*
 Maternal thyroid 7 5(71.5) 2(28.5) 0.06
 Teratogenic 10 3(30.0) 7(70.0) 0.61
 Prolonged rupture of membrane 25 22(88) 3(12) < 0.001*
Natal/post-natal risk factor n = 307 n = 147 n = 160 < 0.0001*
 HIE 87 2(2.3) 85(97.7) < 0.001*
 Neonatal sepsis 50 40(76.9) 12(23.1) < 0.001*
 Hyperbilirubinemia 39 17(43.6) 22(56.4) 0.566
 Emergency CS 58 34(58.6) 24(41.4) 0.07
 Intracranial hemorrhage 43 33(76.7) 10 (23.3) 0.0004*
 Meconium aspiration 19 19(100.0) 0(0.0) < 0.001*
 Cord prolapse 9 2(22.2) 7(77.8) 0.117
Post-neonatal risk factor n = 171 n=47 n = 124 0.35
 CNS infection 59 5(8.5) 54 (91.5) < 0.001*
 Accidental injury 6 4(66.7) 2(33.3) 0.049*
 Cerebrovascular accidents 49 2(4.1) 47(95.9) < 0.001*
 Sepsis 41 27(65.9) 14(34.1) < 0.001*
 Intracranial hemorrhage 16 9(56.3) 7(43.7) 0.006*
Unidentified n = 312 32(10.3) 280(89.7) < 0.001*
  1. #Tests used: chi-square test, Fisher’s exact test
  2. *Statistically significant