Table 2.
Description of the population and distribution of maternal mood symptoms at 3 months postpartum, according to children׳s characteristics (n=3581).
| Variables | n | Mood symptoms at 3 months postpartumn (%) | p |
| Multiple birth | 0.516 | ||
| No | 3511 | 788(22.4) | |
| Yes | 70 | 18(25.7) | |
| Gender | 0.816 | ||
| Male | 1862 | 422(22.7) | |
| Female | 1719 | 384(22.3) | |
| Birth weight<2500 g | 0.021 | ||
| No | 3262 | 718(22.0) | |
| Yes | 318 | 88(27.7) | |
| Gestational age<37 weeks | 0.007 | ||
| No | 3089 | 672(21.8) | |
| Yes | 488 | 133(27.3) | |
| Apgar<7 at the fifth minute of life | 0.274 | ||
| No | 3502 | 784(22.4) | |
| Yes | 60 | 17(28.3) | |
| NICU⁎ at birth | 0.146 | ||
| No | 3257 | 721(22.1) | |
| Yes | 315 | 81(25.7) | |
| Hospitalization in the first year of life | <0.001 | ||
| No | 2830 | 578(20.4) | |
| Yes | 649 | 186(28.7) | |
| Duration of breastfeeding (months) | 0.077 | ||
| Never breastfed | 95 | 28(29.5) | |
| <12 | 2111 | 483(22.9) | |
| 12.0–23.9 | 593 | 113(19.1) | |
| ≥24.0 | 772 | 172(22.3) | |
| All | 3581 | 806(22.5) | |
⁎
NICU: neonatal intensive care unit.