EP children Z-score (SD) | Controls Z-score (SD) | Difference of means (95% CI) | Change in Z-score 30 months to 11 years | |
Height | −0.55 (1.02) | 0.15 (1.01) | 0.71 (0.50 to 0.92)** | +0.20 (−0.02 to 0.42) |
Weight | −0.42 (1.28) | 0.21 (1.17) | 0.62 (0.37 to 0.88)** | +0.79 (0.53 to 1.05)** |
BMI | −0.22 (1.38) | 0.17 (1.26) | 0.39 (0.11 to 0.66)* | +0.80 (0.52 to 1.08)** |
OFC | −1.27 (1.25) | 0.15 (0.99) | 1.26 (1.02 to 1.50)** | +0.25 (−0.02 to 0.51) |
BMI, body mass index; EP, extremely preterm; OFC, occipito-frontal circumference. *p<0.01; **p<0.001.