0 | 5 (4–7) | 12 (10–18) | 48 (29–70) | |
---|---|---|---|---|
The target examination age is given in days with the range in parentheses. | ||||
*Median (interquartile range). | ||||
†Mean (SD). | ||||
‡Percentage (number). | ||||
SDS, Standard deviation score. | ||||
Number of weights | 959 | 490 | 839 | 816 |
Actual age* | 0 | 5 (5–5) | 12 (11–14) | 48 (44–54) |
Weight change (g) | − | −50 (171) | +193 (246) | +1479 (468) |
% weight change | − | −1.3 (5.0) | +6.0 (7.6) | +45 (16.3) |
Weight SDS compared with UK 1990 reference† | −0.19 (1.1) | −0.56 (1.02) | −0.49 (0.99) | −0.03 (1.00) |
Weight SDS compared with US reference† | −0.08 (0.99) | −0.42 (0.95) | −0.36 (0.97) | +0.17 (0.95) |
Regained birth weight‡ | − | 34% (165) | 81% (679) | 100% (816) |
More than 5% below birth weight‡ | 17% (82) | 3.8% (32) | 0 | |
More than 10% below birth weight‡ | − | 3.3% (16) | 1.7% (14) | 0 |