Table 4.
Average caesarean rate | 95% CI | P value | |
Constant | 2.3% | 1.5% to 3.0% | <0.001 |
Annual trend before the policy (2009) | +0.2% | 0.07% to 0.4% | 0.009 |
Immediate change in level (2009) | −0.4% | −1.3% to 0.6% | 0.424 |
Annual trend after the policy (2009) | +0.5% | 0.3% to 0.7% | <0.001 |
Change in trend before versus after the policy | +0.3% | 0.07% to 0.6% | 0.016 |
CSs, caesarean sections.