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Table 1 NBAS section mean scores with maternal and infant population characteristics

From: Neurobehavioural challenges experienced by HIV exposed infants: a study in South Africa

  HIV positive/exposed
Mean(SD)
n = 80
HIV negative/unexposed
Mean(SD)
n = 52
two-sample t-test
Significance
p ≤ 0.05
Maternal characteristics
 Maternal age 29.074.91) 27.79(4.71) p = 0.01*#
 EPDS score 12.19(5.50) 13.04(4.69) p = 0.35#
Infant characteristics
 Infant birthweight 3.24(0.41) 3.49(0.38) p < 0.01*#
 Infant head circumference 34.80(1.39) 35.92(1.22) p < 0.01*#
 Infant length 48.59(3.49) 51.29(2.98) p < 0.01*#
NBAS section scores
 Habituation n = 63
4.92(2.06)
n = 38
5.41(2.27)
p = 0.27#
 Social interaction n = 78
2.62(1.38)
n = 52
3.44(1.73)
p < 0.01*#
 Motor system 4.21(0.79) 4.71(0.87) p < 0.01*#
 State organization 3.50(0.51) 3.82(0.66) p = 0.01*@
 State regulation 4.20(1.53) 4.63(1.77) p = 0.14#
 Autonomic system 5.49(1.50) 5.40(1.34) p = 0.73#
 Total abnormal reflexes 5.69(2.74) 2.06(1.75) p < 0.01*@
  1. #Equal variance assumed according to Levine’s test for equality of variances
  2. @Equal variances not assumed according to Levine’s test for equality of variances
  3. *p value significant at the 95% confidence level