Table 2.
Baseline characteristics.
| Characteristics/groups | BL23 (n = 30) | Sham (n = 30) | Control (n = 30) | p |
|---|---|---|---|---|
| Gestational age (weeks) (mean ± SD) | 39.28 ± 0.75 | 39.34 ± 0.81 | 39.37 ± 0.81 | 0.89a |
| Number of pregnancies n (%) | ||||
| • 1 | 29 (96.66) | 30 (100) | 29 (96.66) | — |
| • 2 | 1 (3.34) | 0 (0.00) | 1 (3.34) | |
| Satisfaction with pregnancy n (%) | ||||
| • Yes | 26 (86.66) | 29 (96.66) | 26 (86.66) | 0.32b |
| • No | 4 (13.34) | 1 (3.34) | 4 (13.34) | |
| Number of prenatal care (mean ± SD) | 7.03 ± 0.76 | 7.03 ± 0.88 | 6.90 ± 1.29 | 0.94a |
| Childbirth preparation class n (%) | ||||
| • Yes | 5 (16.66) | 5 (16.66) | 1 (3.34) | 0.19b |
| • No | 25 (83.33) | 25 (83.33) | 29 (96.66) | |
| Bishop score (mean ± SD) | 3.80 ± 1.74 | 3.13 ± 1.54 | 3.23 ± 1.43 | 0.28a |
| Pattern of uterus contractions (mean ± SD) | ||||
| • Frequency | 3.90 ± 4.92 | 3.03 ± 0.18 | 3.03 ± 0.18 | 1.00a |
| • Duration (second) | 31.16 ± 6.11 | 31.53 ± 7.18 | 34.00 ± 8.24 | 0.44a |
| Contraction intensity n (%) | ||||
| • Moderate | 24 (80.00) | 24 (80.00) | 23 (76.66) | 0.93a |
| • Severe | 6 (20.00) | 6 (20.00) | 7 (23.34) | |
| Amniotic membrane n (%) | ||||
| • Intact | 12 (40.00) | 13 (43.33) | 14 (46.66) | 0.87a |
| • Ruptured | 18 (60.00) | 17 (56.67) | 16 (53.34) | |
| Fetal heart rate (mean ± SD) | 141.26 ± 7.53 | 141.03 ± 9.24 | 140.93 ± 7.40 | 0.89a |
| Use of oxytocin n (%) | 28 (93.33) | 30 (100.00) | 28 (93.33) | 0.35b |
| Mean use of oxytocin (minute) (mean ± SD) (%) | 411.83 ± 169.81 | 480.83 ± 124.10 | 446.00 ± 167.34 | 0.32a |
| Mean amount of oxytocin (mean ± SD) (Unit) | 3.87 ± 2.12 | 4.50 ± 1.52 | 4.00 ± 2.03 | 0.40c |
| Vital signs (mean ± SD) | ||||
| • Blood pressure (systole) | 113.40 ± 6.49 | 116.20 ± 4.76 | 115.86 ± 5.17 | 0.12a |
| • Blood pressure (diastole) | 72.86 ± 6.02 | 75.73 ± 4.97 | 76.10 ± 4.99 | 0.06a |
| • Temperature | 36.85 ± 0.33 | 36.82 ± 0.33 | 36.71 ± 0.29 | 0.18a |
| • Respiratory | 17.50 ± 1.22 | 17.23 ± 1.04 | 17.70 ± 1.20 | 0.34a |
| • Pulse rate | 82.33 ± 5.33 | 81.56 ± 4.32 | 83.13 ± 4.04 | 0.37a |
aKruskaltWallis test.
bchi square.
cANOVA.