Table 1.
General information of the paturients
| Group | Observation (n=100) | Control (n=100) | χ2/t | P |
|---|---|---|---|---|
| Age (x̅±s, years) | 27.54±1.26 | 27.50±1.28 | 0.244 | 0.808 |
| Gravidity (x̅±s) | 1.78±0.33 | 1.80±0.34 | 0.462 | 0.644 |
| Parity (x̅±s) | 1.26±0.42 | 1.30±0.51 | 0.605 | 0.546 |
| Gestation time (x̅±s, weeks) | 38.12±0.65 | 38.15±0.70 | 0.344 | 0.731 |
| First labor time (x̅±s, h) | 6.00±0.35 | 5.97±0.30 | 0.713 | 0.477 |
| Second labor time (x̅±s, h) | 11.42±0.35 | 11.45±0.36 | 0.655 | 0.513 |
| Third labor time (x̅±s, h) | 1.52±0.24 | 1.54±0.28 | 0.594 | 0.553 |
| Postpartum bleeding at 2 h (x̅±s, ml) | 194.68±32.52 | 192.11±30.68 | 0.630 | 0.530 |
| Episiotomy (n) | 56 | 60 | 0.267 | 0.605 |
| Newborn weight (x̅±s, kg) | 3.15±0.25 | 3.18±0.26 | 0.911 | 0.363 |