Table 7.
Length of labour (hours) by number of admissions before labour. Values are mean (SD) unless stated otherwise
| Experimental | Control | ||||
|---|---|---|---|---|---|
| Before (n=1029) | After (n=892) | Before (n=1291) | After (n=1279) | ||
| Admission to delivery | |||||
| Previous admissions: | |||||
| 0 | 7.72 (5.09) | 9.61 (6.02) | 7.30 (5.01) | 7.81 (5.43) | |
| 1 | 8.50 (5.81) | 8.50 (5.42) | 8.57 (5.07) | 8.38 (5.30) | |
| 2 | 8.46 (4.83) | 11.52 (23.77) | 9.92 (4.84) | 8.55 (5.36) | |
| 3 | 13.00 (14.55) | 9.57 (3.95) | 8.11 (5.07) | 10.46 (6.61) | |
| 4 | 0 | 11.82 (11.65) | 4.45 (2.99) | 12.24 (3.83) | |
| 5 | 0 | 0 | 0 | 0 | |
| 6 | 0 | 0 | 0 | 12.90* | |
| Missing data | 109 | 51 | 98 | 77 | |
| Duration of active labour | |||||
| Previous admissions: | |||||
| 0 | 9.74 (5.10) | 11.31 (5.67) | 9.19 (4.88) | 9.50 (5.14) | |
| 1 | 10.37 (5.77) | 10.47 (5.69) | 9.93 (5.06) | 9.31 (4.97) | |
| 2 | 9.67 (5.69) | 10.10 (4.73) | 11.46 (4.75) | 10.32 (6.12) | |
| 3 | 9.34 (6.20) | 11.67 (5.25) | 10.79 (5.45) | 11.06 (5.00) | |
| 4 | 0 | 6.15 (2.7) | 10.76 (4.48) | 14.61 (2.23) | |
| 5 | 0 | 0 | 0 | 0 | |
| 6 | 0 | 0 | 0 | 12.90* | |
| Missing data | 145 | 69 | 112 | 98 | |
*One woman only.