Factors | DQ difference* | P | ||
---|---|---|---|---|
Median | Range | |||
Prenatal | ||||
Fecundation in vitro | yes | 9.2 | -4.0 to 23.0 | 0.687 |
no | 10.0 | -10 to 42.0 | ||
Drug exposure in pregnancy † | yes | 8.5 | -10 to 27.0 | 0.244 |
no | 10.0 | -5.0 to 42.0 | ||
Tobacco smoke exposure in pregnancy | yes | 9 | -10.0 to 35.0 | 0.340 |
no | 10.0 | -5.0 to 42.0 | ||
Multiple gestation | yes | 9.0 | -10.0 to 20.0 | 0.169 |
no | 10.0 | -5.0 to 42.0 | ||
Prematurity | yes | 7.5 | -10.0 to 18.0 | 0.022 |
no | 10.0 | -4.0 to 42.0 | ||
IUGR | yes | 7.0 | -10.0 to 15.0 | 0.006 |
no | 10.0 | 0.0 to 42.0 | ||
Hypertensive disease of pregnancy ‡ | yes | 9.5 | -10.0 to 38.0 | 0.904 |
no | 10.0 | -5.0 to 42.0 | ||
Hemorrhagic complications of pregnancy § | yes | 9.0 | -10.0 to 36.0 | 0.820 |
no | 10.00 | -5.0 to 42.0 | ||
Perinatal | ||||
Cesarean section | yes | 10.0 | -10.0 to 36.0 | 0.880 |
no | 10.0 | -5.0 to 42.0 | ||
Birth asphyxia | yes | 9.0 | -5.0 to 35.0 | 0.620 |
no | 10.0 | -10.0 to 42.0 | ||
Neonatal hypoxia || | yes | 8.0 | -10.0 to 15.0 | 0.024 |
no | 10.5 | 0.0 to 42.0 | ||
Neonatal infection | yes | 9.0 | -4.0 to 42.0 | 0.870 |
no | 10.0 | -10.0 to 35.0 | ||
Other | ||||
Low socio-economic status | yes | 6.0 | -10.0 to 10.0 | <0.001 |
no | 11.0 | 0.0 to 42.0 | ||
Adherence to recommendations and treatment | yes | 12.0 | 0.0 to 42 | <0.001 |
no | 5.0 | -10.0 to 12 |