Table 1.
Patient characteristics.
| Characteristic | n = 195 |
|---|---|
| Demographics | |
| Mean age ± SD in years (range) | 31.3 ± 5.2 (18–43) |
| Median gravity/parity (range) | 3/1 (1–13/0–8) |
| History of medical conditions, n (%) | 74 (37.9) |
| Gestational diabetes | 24 (12) |
| Hypertension | 22 (11) |
| Hypothyroidism | 12 (6) |
| Asthma | 12 (6) |
| Antepartum ASA use, n (%) | 38 (19) |
| Anticoagulation | |
| Antepartum only | 6 (3) |
| Antepartum and postpartum | 156 (80) |
| Postpartum only | 33 (17) |
| Delivery Information | |
| Mean gestational age ± SD in weeks (range) | 37.7 ± 3.4 (23.1–41.7) |
| Mode of delivery, n (%) | |
| Vaginal | 122 (63) |
| Cesarean | 73 (37) |
| Labor induction, n (%) | 83 (43) |
| Neuraxial anesthesia, n (%) | 113 (58) |
| Oxytocic agent used, n (%) | 188 (96) |
| Mean duration of stages I–III (h:mm ± SD) (range) | |
| Stage I | 6:09 ± 3:47 (0:20–18:45) |
| Stage II | 0:53 ± 1:01 (0:01–5:15) |
| Stage III | 0:05 ± 0:08 (0:00–1:42) |
SD: standard deviation; ASA: acetylsalicylic acid; h: hours; mm: minutes.