Whole care bundle present | Communication present | Visible perineum present | Hand on fetal head present | Perineal support present | Certification present | |||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
No | Yes | No | Yes | No | Yes | No | Yes | No | Yes | No | Yes | |
Total group (no.) | 3159 | 7224 | 845 | 9538 | 954 | 9429 | 513 | 9870 | 1780 | 8603 | 1177 | 9206 |
OASI (no.) | 72 | 123 | 12 | 183 | 21 | 174 | 28 | 167 | 47 | 148 | 14 | 181 |
% | 2.3 | 1.7 * | 1.4 | 1.9 | 2.2 | 1.8 | 5.5 | 1.7 ** | 2.6 | 1.7 * | 1.2 | 2.0 |
RR | 1.0 | 0.75 | 1.0 | 1.35 | 1.0 | 0.84 | 1.0 | 0.31 | 1.0 | 0.65 | 1.0 | 1.65 |
95% CI | 0.6-0.99 | 0.8-2.4 | 0.5-1.3 | 0.2-0.5 | 0.5-0.9 | 0.96-2.8 | ||||||
Nulliparous (no.) | 1121 | 3263 | 173 | 4211 | 270 | 4114 | 212 | 4172 | 584 | 3800 | 462 | 3922 |
OASI (no.) | 59 | 83 | 9 | 133 | 15 | 127 | 23 | 119 | 38 | 104 | 11 | 131 |
% | 5.3 | 2.5 ** | 5.2 | 3.2 | 5.6 | 3.1 ** | 10.8 | 2.9 ** | 6.5 | 2.7 ** | 2.4 | 3.3 |
RR | 1.0 | 0.48 | 1.0 | 0.61 | 1.0 | 0.55 | 1.0 | 0.26 | 1.0 | 0.42 | 1.0 | 1.4 |
95% CI | 0.4-0.7 | 0.3-1.2 | 0.3-0.9 | 0.2-0.4 | 0.3-0.6 | 0.8-2.6 | ||||||
Multiparous (no.) | 2038 | 3961 | 672 | 5327 | 684 | 5315 | 301 | 5698 | 1196 | 4803 | 715 | 5284 |
OASI (no.) | 13 | 40 | 3 | 50 | 6 | 47 | 5 | 48 | 9 | 44 | 3 | 50 |
% | 0.6 | 1.0 | 0.4 | 0.9 | 0.9 | 0.9 | 1.7 | 0.8 | 0.8 | 0.9 | 0.4 | 0.9 |
RR | 1.0 | 1.6 | 1.0 | 2.1 | 1.0 | 1.0 | 1.0 | 0.5 | 1.0 | 1.2 | 1.0 | 2.3 |
95% CI | 0.9-3.0 | 0.8-6.7 | 0.4-2.3 | 0.2-1.3 | 0.6-2.5 | 0.7-7.2 |