| All-cause death | Model 1 | Model 2 | ||||
---|---|---|---|---|---|---|---|
 | No, n | Yes, n (%) | Incidence rate (95% CI) | Hazard ratios (95% CI) | P | Hazard ratios (95% CI) | P |
Absent | 827 | 211 (20) | 12 (11–14) | 1 | – | 1 | – |
Cardiovascular disease only | 19 | 30 (61) | 53 (37–76) | 2.47 (1.67–3.66) |  < 0.0001 | 2.00 (1.34–3.01) | 0.0008 |
Lower-limb amputation only | 17 | 45 (73) | 61 (45–81) | 2.38 (1.68–3.38) |  < 0.0001 | 2.26 (1.56–3.28) |  < 0.0001 |
Both conditions | 2 | 18 (90) | 156 (99–248) | 8.50 (5.09–14.19) |  < 0.0001 | 5.32 (3.14–9.00) |  < 0.0001 |