Vaginally delivered neonates with and without SDH: mean length of each stage of labor, birth weight, and incidence of cephalohematoma
| 1st stage (min) | 2nd stage (min) | 2nd stage >120 minutes | Cephalohematoma | Birth Weight (g) | |
|---|---|---|---|---|---|
| No SDH | 414, | 50, | 3 | 5 | 3404, |
| (n = 55) | range, 37–1439; median, 357 | range, 11–554; median, 19 | 5% | 9% | range, 2842–4379 |
| SDH | 448, | 96, | 12 | 18 | 3589, |
| (n = 46) | range, 75–1397; median, 380 | range, 1–593; median, 27 | 26% | 39% | range, 2867–4583 |
| P value* | >.01 | <.01 | <.01 | <.01 |
* P values represent significance of comparisons between no SDH and SDH.