Table 4.
Univariate results, selected variables per outcome are highlighted
| Feature | Early stillbirth OR (2.5%, 97.5%) |
p | Late stillbirth OR (2.5%, 97.5%) |
p | PTB OR (2.5%, 97.5%) |
p |
|---|---|---|---|---|---|---|
| Age | 0.98 (0.97, 1.00) | 0.01 | 1.00 (0.98, 1.01) | 0.43 | 1.01 (1.00, 1.01) | < 0.01 |
| Race | 1.18 (1.09, 1.26) | < 0.01 | 1.00 (0.91, 1.08) | 0.95 | 1.08 (1.07, 1.09) | < 0.01 |
| Marital status | 0.50 (0.44, 0.58) | < 0.01 | 0.71 (0.61, 0.81) | < 0.01 | 0.72 (0.71, 0.73) | < 0.01 |
| Education | 0.84 (0.80, 0.87) | < 0.01 | 0.88 (0.84, 0.92) | < 0.01 | 0.91 (0.91, 0.92) | < 0.01 |
| Number of previous terminations | 1.27 (1.21, 1.32) | < 0.01 | 1.24 (1.19, 1.30) | < 0.01 | 1.15 (1.14, 1.15) | < 0.01 |
| WIC | 0.80 (0.69, 0.93) | < 0.01 | 0.81 (0.70, 0.93) | < 0.01 | 1.17 (1.15, 1.19) | < 0.01 |
| Smoking before pregnancy | 1.23 (1.14, 1.32) | < 0.01 | 1.06 (0.96, 1.15) | 0.22 | 1.14 (1.13, 1.15) | < 0.01 |
| BMI | 1.04 (1.04, 1.05) | < 0.01 | 1.04 (1.03, 1.05) | < 0.01 | 1.02 (1.01, 1.02) | < 0.01 |
| Height | 0.98 (0.95, 1.00) | 0.07 | 0.95 (0.93, 0.97) | < 0.01 | 0.96 (0.96, 0.97) | < 0.01 |
| Parity | 0.83 (0.76, 0.90) | < 0.01 | 0.91 (0.84, 0.98) | 0.02 | 0.96 (0.95, 0.97) | < 0.01 |
| Pre-pregnancy diabetes | 2.95 (1.69, 4.73) | < 0.01 | 3.43 (2.07, 5.31) | < 0.01 | 3.87 (3.69, 4.05) | < 0.01 |
| Gestational diabetes | 0.34 (0.20, 0.55) | < 0.01 | 0.51 (0.33, 0.75) | < 0.01 | 1.56 (1.52, 1.60) | < 0.01 |
| Pre-pregnancy hypertension | 2.66 (1.78, 3.80) | < 0.01 | 1.91 (1.20, 2.86) | < 0.01 | 3.15 (3.04, 3.26) | < 0.01 |
| Gestational hypertension | 0.87 (0.60, 1.23) | 0.46 | 0.68 (0.44, 0.98) | 0.05 | 3.37 (3.30, 3.44) | < 0.01 |
| Hypertension eclampsia | 4.16 (1.49, 8.99) | < 0.01 | 2.41 (0.60, 6.26) | 0.13 | 7.14 (6.61, 7.71) | < 0.01 |
| Previous preterm births | 5.13 (4.06, 6.39) | < 0.01 | 3.35 (2.54, 4.33) | < 0.01 | 4.56 (4.44, 4.67) | < 0.01 |
| Infertility treatment | 2.39 (1.44, 3.69) | < 0.01 | 2.18 (1.29, 3.40) | < 0.01 | 1.47 (1.38, 1.55) | < 0.01 |
| Infertility drugs | 1.73 (0.68, 3.52) | 0.18 | 1.95 (0.84, 3.79) | 0.08 | 1.65 (1.53, 1.79) | < 0.01 |
| ART | 2.56 (1.23, 4.64) | 0.01 | 2.48 (1.19, 4.49) | 0.01 | 1.23 (1.13, 1.35) | < 0.01 |
| Previous cesarean sections | 0.73 (0.59, 0.91) | 0.01 | 0.87 (0.71, 1.06) | 0.18 | 1.21 (1.19, 1.23) | < 0.01 |
| Gonorrhea | 1.09 (0.18, 3.37) | 0.90 | 2.11 (0.65, 4.92) | 0.14 | 1.64 (1.46, 1.82) | < 0.01 |
| Syphilis | 1.70 (0.10, 7.49) | 0.60 | < 0.01 (< 0.01, < 0.01) | 0.94 | 1.67 (1.37, 2.01) | < 0.01 |
| Chlamydia | 1.09 (0.63, 1.75) | 0.73 | 1.42 (0.88, 2.14) | 0.12 | 1.25 (1.19, 1.31) | < 0.01 |
| Hepatitis B | 1.71 (0.43, 4.46) | 0.35 | < 0.01 (< 0.01, < 0.01) | 0.93 | 1.04 (0.91, 1.19) | 0.56 |
| Hepatitis C | 1.99 (0.71, 4.29) | 0.13 | 1.15 (0.29, 2.99) | 0.81 | 2.05 (1.88, 2.23) | < 0.01 |