Table 1 Baseline characteristics, nutrition and growth outcomes of 86 infants followed up at 3 months and/or 9 months post-term
InterventionControl
No assessed at 3 months3942
No assessed at 9 months3437
No of males2222
Antenatal steroid (n)3638
Post-natal steroid (n)64
EBM only in first 4 weeks (no of infants)1116
Mothers with higher education (n)1720
Gestation, weeks (median)27 (25 to 28)27 (26 to 28)
Birth weight, g (median)915 (604 to 1226)980 (658 to 1302)
CRIB II score (median)9 (5 to 13)9 (6 to 12)
Energy intake at 28 days, kcal/kg (median)**2762 (2438 to 3088)2654 (2395 to 2914)
Protein intake at 28 days, g/kg (median)***74.8 (61.7 to 87.9)64.2 (58.7 to 69.7)
OFC at 36 weeks' PMA, cm (median)31.3 (29.3 to 33.3)31.5 (29.5 to 33.5)
OFC SDS at 36 weeks' PMA (median)−0.9 (−2.1 to 0.3)−0.6 (−2.3 to 1.1)
Length at 36 weeks' PMA, cm (median)44 (41 to 47)42 (38 to 46)
Length SDS at 36 weeks' PMA (median)−1.9 (−3.1 to −0.8)−2.8 (−4.8 to −0.9)
Weight at 36 weeks' PMA, kg (median)2.14 (1.76 to 2.52)2.08 (1.64 to 2.52)
Weight SDS at 36 weeks' PMA (median)−1.3 (−2.3 to −0.3)−1.4 (−2.7 to −0.1)
  • All median shown with interquartile ranges in brackets.

  • CRIB, Clinical Risk Index for Babies; EBM, expressed breast milk; OFC, occipitofrontal circumference; PMA, postmenstrual age; SDS, standard deviation scores.