- A univariate and multivariate logistic regression analysis showing the predictors for the development of spontaneous abortion in pregnancies with abortus imminens.
| Variables | Univariate logistic regression analysis | Multivariate logistic regression analysis | |||||
|---|---|---|---|---|---|---|---|
| n | OR | 95% CI | P-value | OR | 95% CI | P-value | |
| Age (year) | |||||||
| <30 | 5/24 | 1.0 | 1.0 (references) | ||||
| ≥30 | 9/28 | 1.8000 | 0.5082 to 6.3758 | 0.3563 | |||
| Body mass index (kg/m2) | |||||||
| <25 | 7/38 | 1.0 | 1.0 (references) | ||||
| ≥25 | 7/14 | 4.4286 | 1.1706 to 16.7536 | 0.0274 | 2.8925 | 0.6471 to 12.9296 | 0.1644 |
| Gestational ages (weeks) | |||||||
| <9 | 7/25 | 1.0 | 1.0 (references) | ||||
| ≥9 | 7/27 | 0.9000 | 0.2641 to 3.0668 | 0.8662 | |||
| Gravida (n) | |||||||
| <2 | 4/18 | 1.0 | 1.0 (references) | ||||
| ≥2 | 10/34 | 1.4583 | 0.3842 to 5.5350 | 0.5743 | |||
| Parite (n) | |||||||
| <1 | 9/32 | 1.0 | 1.0 (references) | ||||
| ≥1 | 5/20 | 0.8519 | 0.2387 to 3.0398 | 0.8042 | |||
| Fibrinogen/albumin ratio | |||||||
| <97.2 | 2/25 | 1.0 | 1.0 (references) | ||||
| ≥97.2 | 12/27 | 9.2000 | 1.7986 to 47.0589 | 0.0020 | 7.3116 | 1.3119 to 40.7507 | 0.0232 |
| Type of vaginal bleeding | |||||||
| Spotting, pink or red | 9/44 | 1.0 | 1.0 (references) | ||||
| Like a menstruation | 5/8 | 6.4815 | 1.2982 to 32.3588 | 0.0201 | 4.4784 | 0.7440 to 26.9560 | 0.1016 |
| Presence of abdominal cramp (n) | |||||||
| No | 6/31 | 1.0 | 1.0 (references) | ||||
| Yes | 8/21 | 2.5641 | 0.7325 to 8.9752 | 0.1374 | |||
| Presence of pelvic pain (n) | |||||||
| No | 9/38 | 1.0 | 1.0 (references) | ||||
| Yes | 6/14 | 2.4167 | 0.6612 to 8.8326 | 0.1852 | |||