Table 3. Sensitivity Analyses Examining the Association of Health Literacy With Maternal and Neonatal Outcomes.
| Outcomes | aRR (95% CI) | |
|---|---|---|
| Sensitivity analysis 1: education removed from modela | Sensitivity analysis 2: excluded individuals who spoke English as a second languageb | |
| Maternal | ||
| Gestational diabetes | 0.99 (0.73-1.32) | 0.96 (0.70-1.31) |
| Hypertensive disorder of pregnancy | 1.05 (0.95-1.17) | 1.09 (0.98-1.22) |
| Chorioamnionitis | 1.20 (0.98-1.48) | 1.29 (1.03-1.61) |
| Cesarean delivery | 1.12 (1.02-1.23) | 1.10 (0.99-1.22) |
| Major perineal laceration | 1.40 (1.03-1.90) | 1.39 (0.98-1.97) |
| Postpartum hemorrhage with transfusion | 0.76 (0.39-1.47) | 0.60 (0.30-1.21) |
| Postpartum readmission | 1.09 (0.72-1.66) | 1.20 (0.78-1.87) |
| Neonatal | ||
| Small for gestational age (<10th percentile) | 1.36 (1.16-1.58) | 1.38 (1.17-1.62) |
| Low birth weight (<2500 g) | 1.39 (1.13-1.71) | 1.33 (1.07-1.65) |
| Very low birth weight (<1500 g) | 1.46 (0.93-2.28) | 1.30 (0.82-2.07) |
| Macrosomia (>4500 g) | 1.21 (0.73-2.01) | 1.22 (0.67-2.21) |
| Preterm birth (<37 wk) | 1.08 (0.90-1.30) | 0.99 (0.81-1.21) |
| Neonatal intensive care unit admission | 1.09 (0.95-1.23) | 1.06 (0.92-1.22) |
| 5-min Apgar score <4 | 3.01 (1.26-7.21) | 2.86 (1.20-6.80) |
| Receipt of respiratory support | 0.98 (0.82-1.16) | 0.93 (0.76-1.12) |
Abbreviation: aRR, adjusted risk ratio.
a
Multivariable models are adjusted for maternal age, body mass index greater than 30 (weight in kilograms divided by height in meters squared), self-reported race/ethnicity, insurance, marital status, any mental health disorder, and tobacco history.
b
Analysis excluded 133 participants. Multivariable models are adjusted for maternal age, body mass index greater than 30, self-reported race/ethnicity, insurance, educational attainment, marital status, any mental health disorder, and tobacco history.