| Vaginal delivery | Caesarian section | ||
---|---|---|---|---|
No. | % | No. | % | |
No sampling | 4 | 2.2 | 1 | 5.9 |
30° to 0° | 29 | 19.6 | 11 | 64.7 |
30° | 7 | 3.9 | 1 | 5.9 |
60° to 30° | 19 | 10.6 | 1 | 5.9 |
60° | 11 | 6.2 | 1 | 5.9 |
90° to 60° | 109 | 57.5 | 2 | 11.7 |
Total | 179 | 100 | 17 | 100 |
Chi-square test results | χ2=22.71, df = 7, P < 0.001 |