Table 3 Patient details lower-protein group vs. higher-protein group, data shown as number n (%), respectively median (p25-p75), or *mean (±SD)
Lower-protein group | Higher-protein group | p-value | |
|---|---|---|---|
Sex female | 19(63) | 14(47) | 0,3 |
Gestational age in weeks | 30,0(29,0–31,1) | 29,7(27,9–31,0) | 0,2 |
Birth weight in g | 1215(1065–1393) | 1193(984–1326) | 0,61 |
Day of randomisation in days after birth | 7(6–7) | 7(6–8) | 0,75 |
Length of hospital stay | 52(42–65) | 52(37–70) | 0,6 |
Mean protein supply in g/kg/d (birth to end of intervention) | 3,82(3,59–3,93) | 4,30(4,11–4,43) | < 0,0001 |
Mean energy supply in kcal/kg/d (birth to end of intervention) | 136(133–143) | 137(135–147) | 0,62 |
Weight gain in g/kg/d (birth to end of intervention, primary outcome of the underlying study)* | 16,25 (±2,22)* | 16,02 (±2,48)* | 0,71 |