Table 5.
Logistic regression analysis of DQ scores of toddlers with birth profiles, respiratory complications, sleep variables, and sleep arrangements (OR, 95% CI, **p < 0.01,* p < 0.05).
| Variables | Model 1, OR (CI) | Model 2, OR (CI) | Model 3, OR (CI) | Model 4, OR (CI) |
|---|---|---|---|---|
| Gender | N.S | N.S | N.S | N.S |
| Birth weight | N.S | N.S | N.S | N.S |
| Prolonged ventilation (> 7 days) | N.S | N.S | N.S | |
| Non-significant CLD | N.S | N.S | N.S | |
| Daily variation of wake time (h) | – | – | 0.964 (0.935, 0.993)* | 0.964 (0.935,0.993)* |
| Daily variation of sleep onset time (h) | – | – | N.S | N.S |
| Sleep onset time | – | – | N.S | N.S |
| Total sleep duration | – | – | N.S | N.S |
| Co-sleeping with parents | – | – | – | N.S |
| Child attending kindergarten | – | – | – | N.S |
| Nighttime formula feeding | – | – | – | N.S |
| p-value | N.S | N.S | 0.008** | 0.008** |
| R2 (Cox-Snell) | N.S | N.S | 0.068 | 0.068 |
RDS respiratory distress syndrome, Non-significant CLD non-significant chronic lung disease, N.S. not significant.