Table 2.
Comparison between children with complete (analytical sample) and children with missing data (non-analytical sample).
| Non-analytical sample (N = 1144) | Analytical sample (N = 2098) | pa | |
|---|---|---|---|
| Sex | 0.257 | ||
| Male | 586 (51.2) | 1067 (50.9) | |
| Female | 558 (48.8) | 1031 (49.1) | |
| Intrauterine growth | 0.283 | ||
| Term, AGA | 817 (83.4) | 1616 (85.4) | |
| Preterm, AGA | 77 (7.9) | 149 (7.9) | |
| Term, SGA | 80 (8.2) | 118 (6.2) | |
| Preterm, SGA | 5 (0.5) | 9 (0.5) | |
| Age at baseline (months) | 0.015 | ||
| 0–3 | 132 (11.5) | 319 (15.2) | |
| 4–6 | 337 (29.5) | 587 (28.0) | |
| 7–11 | 675 (59.0) | 1192 (56.8) |
aChi-square test.