Table 2.
Segmented logistic regression analysis of care bundles for AMI and stroke: all sites combined, allowing for a ramp-up period of 12 weeks after introduction of the intervention
| Parameter | Odds ratio (OR) | 95% confidence interval for OR | p-value |
|---|---|---|---|
|
AMI |
|
|
|
| Pre-intervention slope (secular trend, per month) |
1.02 |
0.97 to 1.07 |
0.362 |
| Change in intercept (immediate effect) |
1.16 |
0.93 to 1.44 |
0.199 |
| Change in slope (gradual effect, per month) |
1.02 |
0.97 to 1.08 |
0.346 |
|
Stroke |
|
|
|
| Pre-intervention slope (secular trend, per month) |
1.05 |
1.00 to 1.10 |
0.045 |
| Change in intercept (immediate effect) |
0.93 |
0.73 to 1.19 |
0.577 |
| Change in slope (gradual effect, per month) | 1.02 | 0.97 to 1.07 | 0.551 |