Table 3.
Induction of labor in the 39th week of gestation by parity and risk level
| Outcome | IOL in the 39th week of gestation | Elective IOL in the 39th week of gestation | ||||
|---|---|---|---|---|---|---|
| Subgroup | PRE | POST | P value | PRE | POST | P value |
| Low-risk nulliparas | 52/520 (10.0) | 159/509 (31.2) | <.01 | 29/520 (5.6) | 144/509 (28.3) | <.01 |
| Low-risk multiparas | 68/600 (11.3) | 191/564 (33.9) | <.01 | 50/600 (8.3) | 182/564 (32.3) | <.01 |
| Low-risk, previous CD | 6/109 (5.5) | 28/99 (28.3) | <.01 | 4/109 (3.7) | 26/99 (26.3) | <.01 |
| High-risk nulliparas | 49/109 (45.0) | 64/96 (66.7) | <.01 | |||
| High-risk multiparas | 107/175 (61.1) | 139/184 (75.5) | <.01 | |||
| High-risk, previous CD | 12/37 (32.4) | 23/38 (60.5) | .03 | |||
The data are shown as number/total number (percentage).
High-risk refers to presence of any of the following conditions in a ≥39-week pregnancy: chronic hypertension, pregestational or gestational diabetes mellitus, cholestasis of pregnancy, history of fetal demise, and/or intrauterine growth restriction. Low-risk refers to the absence of any of those conditions.
CD, cesarean delivery; IOL, induction of labor; POST, post-implementation deliveries; PRE, pre-implementation deliveries.
Jelks. Embracing 39-week elective induction. Am J Obstet Gynecol Glob Rep 2023.