Table 4.
Interventions in labour. Values are numbers (percentages) unless stated otherwise
| Intervention | Experimental | Control | Difference* (95% CI) | P value | |||
|---|---|---|---|---|---|---|---|
| Before (n=1029) | After (n=892) | Before (n=1291) | After (n=1279) | ||||
| Artificial rupture of membranes | 383 (37.2) | 401 (44.9) | 514 (39.8) | 500 (39.0) | 5.6 (−2.2 to 13.4) | 0.1 | |
| Continuous electronic fetal monitor | 567 (55.1) | 557 (62.4) | 781 (60.4) | 820 (64.1) | −0.1 (−14.2 to 14.1) | 1.0 | |
| Epidural | 211 (20.5) | 290 (32.5) | 382 (29.5) | 441 (34.4) | 2.1 (−8.0 to 12.2) | 0.7 | |
| Opiate | 646 (62.7) | 532 (59.6) | 680 (52.6) | 649 (50.7) | 1.5 (−4.6 to 7.6) | 0.6 | |
| Epidural and opiate | 129 (12.5) | 177 (19.8) | 223 (17.2) | 225 (17.5) | 4.4 (−2.8 to 11.7) | 0.2 | |
| Vaginal examination mean (range) | 2.89 (0-11) | 3.67 (0-11) | 3.31 (0-10) | 3.46 (0-11) | 0.2 (−0.3 to 0.7) | 0.3 | |
*Data analysis took into account clustering and adjusted for baseline.