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.
Adjusted odds ratios (95 % CI) for the association between interpregnancy interval and adverse pregnancy outcomes
| Interpregancy interval (month) | ||||
|---|---|---|---|---|
| Outcome | <24 | 24–36 (reference) | 37–59 | ≥60 |
| Preterm birth | 1.52 (1.31–1.74) | 1.00 | 1.02 (0.79–1.21) | 1.13 (1.02–1.24) |
| LBW | 1.61 (1.34–1.72) | 1.00 | 1.09 (0.97–1.16) | 1.11 (1.04–1.21) |
| Perinatal death | 1.63 (1.22–1.91) | 1.00 | 1.06 (0.86–1.32) | 1.07 (0.87–1.32) |
