Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Summary of associations based on statistical significance and relative risk
| Baseline (maternal/pregnancy characteristics) | Baseline + prepregnancy comorbidity index | Baseline + prepregnancy/prenatal common comorbidity | ||
|---|---|---|---|---|
| RR < 1 | 0.05 ≥ P | 4 | 3 | 8 |
| 0.1 ≥ P > 0.05 | 16 | 2 | 4 | |
| P > 0.1 | 23 | 26 | 36 | |
| RR ≥ 1 | 0.05 ≥ P | 49 | 55 | 42 |
| 0.1 ≥ P > 0.05 | 7 | 15 | 4 | |
| P > 0.1 | 77 | 75 | 82 |
