Table 2.
Results from logistic regression for Model 1 and Model 2
| Model 1 | Model 2 | |||||
|---|---|---|---|---|---|---|
|
|
||||||
| B | OR | 95% CI | B | OR | 95% CI | |
| Constant | 11.436 | 12.791 | ||||
| Gestational age | −0.312 | 0.732 | 0.605, 0.886* | −0.341 | 0.711 | 0.592,0.854** |
| Birth weight | −0.004 | 0.996 | 0.994, 0.997** | −0.004 | 0.996 | 0.994,0.997** |
| RDS | 0.629 | 1.876 | 0.884, 3.980 | |||
| IVH | 0.541 | 1.717 | 0.921, 3.201 | |||
*
significant at less than 0.05.
**
significant at less than 0.001.
Model 1: Include all variables that were significant at univariate analysis and standardized coefficient were derived from logistic regression using enter method.
Model 2: Include variables(Gestational age and birth weight) that were significant at multivariate analysis and standardized coefficient were derived from logistic regression using enter method.