Table 2 .
Primary and secondary outcomes in the CCB study
| Intervention n = 153 (%) | Control n = 153 (%) | Risk difference (%) (95% CI) | Risk ratio (95% CI) | P-value risk ratio | |
|---|---|---|---|---|---|
| Composite outcome | |||||
| 3 months | 63 (41.2) | 59 (38.6) | 2.6 (−8.4–13.6) | 1.07 (0.81–1.41) | 0.641 |
| 6 months | 83 (54.2) | 73 (47.7) | 6.5 (−4.7–18.0) | 1.14 (0.91–1.42) | 0.253 |
| 12 months | 101 (66.0) | 88 (57.5) | 8.5 (−2.4–19.3) | 1.15 (0.96–1.37) | 0.126 |
| Unplanned readmission a | |||||
| 3 months | 45 (29.4) | 48 (31.4) | −1.9 (−12.2–8.3) | 0.94 (0.67–1.32) | 0.709 |
| 6 months | 60 (39.2) | 59 (38.6) | 0.7 (−10.3–11.6) | 1.02 (0.77–1.35) | 0.907 |
| 12 months | 73 (47.7) | 70 (45.8) | 1.9 (−0.2–13.1) | 1.04 (0.82–1.32) | 0.731 |
| Mortality | |||||
| 3 months | 26 (17.0) | 20 (13.1) | 3.9 (−4.1–12.0) | 1.30 (0.76–2.23) | 0.337 |
| 6 months | 36 (23.5) | 28 (18.3) | 5.2 (−3.9–14.3) | 1.29 (0.83–2.00) | 0.261 |
| 12 months | 59 (38.6) | 41 (26.8) | 11.8 (1.3–22.2) | 1.44 (1.04–2.00) | 0.028 |
aResults are not corrected for (semi-)competing risk. Appendix 8 of supplementary data presents the for (semi-)competing risk corrected outcomes in a multi-state (illness-death) model.