Risk Factor | Individual-level analysisa | Individual-level analysis (also adjusting for comorbidity score)b | Within-pair analysis | |||
---|---|---|---|---|---|---|
OR (95% CI) | p-value | OR (95% CI) | p-value | OR (95% CI) | p-value | |
Arthritis | n = 2770 | n=2745c | n = 248 (124 pairs) | |||
1.8 (1.4–2.2) | < 0.001 | 1.7 (1.3–2.2) | < 0.001 | 0.9 (0.4–1.8) | 0.72 | |
Diabetes | n = 2776 | n = 2748d | n = 248 (124 pairs) | |||
1.2 (0.8–1.9) | 0.33 | 1.2 (0.8–1.9) | 0.46 | 0.7 (0.2–2.4) | 0.53 | |
Hypertension | n = 2770 | n = 2745d | n = 248 (124 pairs) | |||
1.3 (1.0–1.5) | 0.04 | 1.2 (0.9–1.5) | 0.14 | 1.3 (0.6–2.6) | 0.48 | |
Coronary Artery Disease (CAD) | n = 2771 | n = 2744d | n = 248 (124 pairs) | |||
1.6 (1.0–2.3) | 0.05 | 1.5 (0.9–2.3) | 0.09 | 2.0 (0.5–8.0) | 0.33 | |
Overall Comorbidity Burden | ||||||
Medical comorbidity score | n = 2740 | – | n = 240 (120 pairs) | |||
1.2 (1.1–2.3) | < 0.001 | – | – | 1.1 (0.9–1.4) | 0.32 |