Table 3.
Pregnancy and labor characteristics for the study groups.
| Variable | Single Insertion (N = 73) | Double Insertion (N = 139) | p value | p value |
|---|---|---|---|---|
| Pregnancy complications | ||||
| Pre-eclampsia | 5/59 (8.5) | 12/118 (10.2) | 0.718 | 0.718 |
| Gestational DM | 7/61 (11.5) | 15/118 (12.7) | 0.593 | 0.593 |
| Suspected intrauterine growth restriction | 7/61 (11.5) | 17/116 (14.7) | 0.557 | 0.557 |
| Twin to twin transfusion syndrome | 0/61 (0) | 1/118 (0.8) | 0.471 | 0.471 |
| Labor characteristics | ||||
| Labor induction | 29/61 (47.5) | 63/118 (53.4) | 0.298 | 0.298 |
| Cesarean delivery | 51/67 (76.1) | 101/126 (80.2) | 0.307 | 0.307 |
| Gestational age at delivery (weeks) | 35.1 ± 3.0 | 35.1 ± 2.9 | 0.973 | 0.973 |
| Birth weight (grams) | ||||
| Fetus #1 | 2169.2 ± 506.2 | 2324.3 ± 550.3 | 0.071 | 0.071 |
| Fetus #2 | 2145.5 ± 553.5 | 2198.7 ± 502.6 | 0.529 | 0.529 |
For all variables, categorical data are presented as n/N (%); continuous variables are presented as average± 2SD.
DM, diabetes mellitus.