Time elapsed from index pregnancy |
3.2 ±0.9 |
3.2 ±0.9 |
3.2 ±0.9 |
0.132 |
Maternal Age >= 35 |
381 (9.4) |
121 (11.2) |
260 (8.7) |
0.016 |
Race (Non-Hispanic Black) |
502 (12.4) |
166 (15.4) |
336 (11.3) |
0.000 |
Education (Some college or less) |
1526 (37.6) |
423 (39.2) |
1103
(37.0) |
0.198 |
Gravidity >= 3 |
253 (6.2) |
90 (8.3) |
163 (5.5) |
0.001 |
Smoking |
635 (15.6) |
205 (19.0) |
430 (14.4) |
0.000 |
Alcohol Use (ever) |
2531 (62.3) |
664 (61.5) |
1867 (62.6) |
0.534 |
Prior Miscarriage |
607 (15.0) |
173 (16.0) |
434 (14.6) |
0.242 |
Prior Abdominal Surgery |
413 (10.2) |
117 (10.3) |
296 (9.9) |
0.393 |
Prior Bleeding at First Trimester |
276 (6.8) |
77 (7.1) |
199 (6.7) |
0.606 |
≤ 200% of federal poverty level |
1024 (30.4) |
292 (32.5) |
732 (29.6) |
0.105 |
Government Health Insurance |
1081 (26.8) |
302 (28.2) |
779 (26.2) |
0.212 |
Preexisting Diabetes |
39 (1.0) |
15 (1.4) |
24 (0.8) |
0.091 |