Table 1
Characteristics of infants at time of initial assessment for parts 1 and 2 of study: median (interquartile range)
| Variable | Part 1 of study | p value | Part 2 of study | p value | |||||
|---|---|---|---|---|---|---|---|---|---|
| Group TF | Group C | Group TF | Group C | ||||||
| Number | 21 | 21 | 26 | 31 | |||||
| Male:Female ratio | 1:1.1 | 1:1.3 | 11-150 | 1:1.8 | 1:1.1 | 0.41-150 | |||
| Gestation (weeks) | 29(28, 30) | 29(27, 30) | 0.9 | 29(27, 30) | 28(26, 29.5) | 0.3 | |||
| Birthweight (kg) | 1.18(0.97, 1.39) | 1.13(0.86, 1.48) | 0.9 | 1.04(0.9, 1.37) | 1(0.8, 1.35) | 0.4 | |||
| Birthweight ratio | 0.86(0.71, 0.98) | 0.89(0.81, 1.06) | 0.5 | 0.86(0.73, 1.01) | 0.98(0.77, 1.16) | 0.3 | |||
| CRIB score | 4(3, 7) | 3(2, 4) | 0.1 | 4(3, 7) | 4(2, 5) | 0.3 | |||
| Postmenstrual age (weeks) | 32.9(31.7, 33.9) | 32.7(31.9, 34.3) | 0.8 | 32(30, 33) | 31(29, 32.5) | 0.3 | |||
| Postnatal age (days) | 27(20, 34) | 26(14, 37) | 0.8 | 21 | 21 | ||||
| Weight at study (kg) | 1.33(1.15, 1.62) | 1.49(1.16, 1.67) | 0.7 | 1.4(1.2, 1.63) | 1.52(0.95, 1.68) | 0.2 | |||
| Feed amount (ml) | 6(4, 7) | 5(4, 6) | 0.3 | 9(7, 10) | 8(7, 10) | 0.3 | |||
| Days to full milk feeds | 26(23, 31) | 31(16, 40) | 0.6 | 29(22, 40) | 34(26, 48) | 0.1 | |||
| Antenatal dexamethasone (doses) | 1.5(1, 2) | 2(0, 2) | 0.5 | 1(0, 2) | 2(0, 2) | 0.6 | |||
| Postnatal dexamethasone (days) | 14(0, 26.5) | 5(0, 31) | 0.6 | 14(0, 21) | 21(0, 45) | 0.1 | |||
| Breast milk:preterm formula milk ratio (majority feed) | 1:1.1 | 1:1.63 | 0.81-150 | 1:0.8 | 1:1.2 | 0.61-150 | |||
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↵1-150 Fisher’s exact test
