Table 2:
Logistic Regression Model Describing the Association Between Clinical Factors and WWLST.
| Model Parametera | Adjusted Odds Ratio (95% CI) |
|---|---|
| Center with Highest Oddsb Center with Lowest Oddsb |
4.89 (1.18 - 20.18) 0.40 (0.24 - 0.68) |
| Birth weight (100 gram increase) | 1.06 (0.95 - 1.18) |
| Gestational age | |
| 22-24 vs. 27-28 weeks | 2.13 (1.33 - 3.40) |
| 25-26 vs. 27-28 weeks | 1.55 (0.99 - 2.43) |
| Male | 1.05 (0.80 - 1.38) |
| Maternal age >=26 years | 1.25 (0.93 - 1.67) |
| Maternal education: high school diploma | 1.07 (0.79 - 1.46) |
| Insurance: not Medicaid | 1.10 (0.81 - 1.48) |
| Maternal race | |
| white vs. black | 1.39 (1.00 - 1.92) |
| white vs. Hispanic | 2.22 (1.32 - 3.72) |
| white vs. other | 1.08 (0.54 - 2.18) |
| black vs. Hispanic | 1.59 (0.96 - 2.64) |
| No delivery room epinephrine | 1.43 (0.83 - 2.46) |
| Proven NEC | 1.77 (1.21 - 2.59) |
| ICH grade 3/4 or PVL vs no ICH grade 3/4 and no PVL | 1.98 (1.44 - 2.74) |
a
This table includes all parameters used in the estimation of the multiple logistic regression model.
b
Odds Ratios for an individual center are calculated vs.