Serum cystatin C or impaired kidney function | N/n | Hazard ratio (95% confidence interval) | ||
---|---|---|---|---|
Model 1a | Model 2a | Model 3a | ||
Cystatin C, mg/L | ||||
 ≤ 1.00 | 388/78 | 1.00 (reference) | 1.00 (reference) | 1.00 (reference) |
 1.01–1.25 | 175/40 | 1.11 (0.75–1.65) | 1.22 (0.82–1.81) | 1.21 (0.81–1.80) |
 > 1.25 | 106/39 | 2.20 (1.48–3.27) | 2.23 (1.48–3.34) | 2.16 (1.43–3.27) |
 p for linear trend |  | 0.001 | 0.001 | 0.001 |
Impaired kidney function | ||||
 No | 544/122 | 1.00 (reference) | 1.00 (reference) | 1.00 (reference) |
 Yes | 125/35 | 1.57 (1.06–2.32) | 1.57 (1.05–2.34) | 1.54 (1.03–2.30) |