TABLE 2.
Multivariable Logistic Regression Model for NEC
| Birth Weight | ||
|---|---|---|
| OR | (95% CI) | |
| Birth weight (100-g increase) | 0.84 | (0.82–0.86)* |
| No DHM | 1.15 | (1.03–1.28)* |
| Maternal age | ||
| <20 years | 1.13 | (0.96–1.33) |
| 20–29 years | 1.00 (ref) | |
| 30–39 years | 0.86 | (0.77–0.97)* |
| ≥40 years | 0.83 | (0.66–1.03) |
| No prenatal care | 0.99 | (0.77–1.28) |
| Multiple versus singleton birth | 0.97 | (0.86–1.10) |
| Outborn versus inborn location | 1.05 | (0.91–1.21) |
| NICU level | ||
| Regional | 1.00 (ref) | |
| Community | 0.67 | (0.60–0.75)* |
| Intermediate | 0.41 | (0.30–0.56)* |
| Non-CCS | 0.54 | (0.41–0.73)* |
| Cesarean versus vaginal delivery | 0.88 | (0.79–0.99)* |
| Race | ||
| White | 1.00 (ref) | |
| Native American | 1.43 | (0.78–2.60) |
| Asian/Pacific Islander | 1.18 | (0.97–1.44) |
| African American | 1.32 | (1.12–1.57)* |
| Other | 1.48 | (1.05–2.09)* |
| Ethnicity | ||
| Non-Hispanic | 1.00 (ref) | |
| Hispanic | 1.28 | (1.12–1.47)* |
| Apgar score (5 minute) | ||
| 0–3 | 1.00 (ref) | |
| 4–6 | 1.36 | (1.09–1.69)* |
| 7–10 | 1.47 | (1.19–1.80)* |
| Female versus male | 0.82 | (0.74–0.91)* |
| Major birth defect | 1.19 | (1.02–1.40)* |
| Normal weight for gestational age | 1.57 | (1.33, 1.84)* |
*
P < .05.