Table 2.
Stepwise Regression; Predictive Model Variables
| Variable Name | MDI (set1) | MDI (set2) | MDI (set3) | PDI (set 1) | PDI (set 2) | PDI (set 3) |
|---|---|---|---|---|---|---|
| Total Days on Supplemental Oxygen | x | x | x | x | x | x |
| Intra-Ventricular hemorrhaging | x | x | x | |||
| Sum of NEURAL to MENING | x | x | x | x | x | x |
| Maternal Cocaine | x | x | x | |||
| Multiple Birth | x | x | x | x | x | x |
| Bronchopulmonary Dysplasia | x | x | x | |||
| Very Low Birthweight without BPD | x | x | ||||
| Gestational Age in weeks | x | |||||
| Social Economic Status | x | x | x | x | ||
| Race | x | x | x | |||
| Birthweight | x | |||||
| Primary Caregiver is Biological Mother | x | x | x | x | ||
| Mother's Age at Birth | x | |||||
| Mother's Education | x | x | x | x | x | |
| Coefficient of Determination (R2) | 0.34 | 0.34 | 0.33 | 0.36 | 0.38 | 0.36 |
| Total Degrees of Freedom (DF) | 138 | 132 | 139 | 139 | 133 | 139 |
x = Stepwise Regression Selected Variables