| NHANES III [17] | ECSC [16] | Enright et al. [18] | Miller et al. [19] | Garcia-Rio et al. [20] | GLI [21] | |||||||||||||
| Median survival (95% CL) | HR (95% CL) | Males % | Median survival (95% CL) | HR (95% CL) | Males % | Median survival (95% CL) | HR (95% CL) | Males % | Median survival (95% CL) | HR (95% CL) | Males % | Median survival (95% CL) | HR (95% CL) | Males % | Median survival (95% CL) | HR (95% CL) | Males % | |
| Best quartile | 3.94 (3.21–4.71) | 1 | 27 | 4.10 (3.36–4.73) | 1 | 18 | 3.94 (3.34–4.58) | 1 | 16 | 3.95 (3.36–4.58) | 1 | 11 | 4.57 (3.89–5.28) | 1 | 7 | 3.84 (3.32–4.51) | 1 | 26 |
| 2nd quartile | 3.65 (3.24–4.10) | 1.16 (0.90–1.48) | 22 | 3.43 (3.12–3.80) | 1.13 (0.88–1.45) | 25 | 3.53 (3.12–4.10) | 1.09 (0.85–1.40) | 28 | 3.68 (3.24–4.26) | 1.02 (0.80–1.31) | 20 | 3.34 (2.92–3.68) | 1.39 (1.08–1.78) | 26 | 3.46 (2.70–3.99) | 1.15 (0.90–1.47) | 27 |
| 3rd quartile | 3.51 (2.88–4.17) | 1.32 (1.03–1.71) | 24 | 3.56 (2.87–4.23) | 1.23 (0.95–1.58) | 25 | 3.58 (2.89–4.23) | 1.20 (0.93–1.55) | 30 | 3.34 (2.57–3.89) | 1.29 (1.00–1.66) | 25 | 3.51 (2.81–4.10) | 1.36 (1.05–1.76) | 31 | 3.58 (3.14–4.14) | 1.20 (0.93–1.54) | 25 |
| Worst quartile | 2.61 (2.22–3.17) | 1.60 (1.23–2.06) | 38 | 2.75 (2.25–3.22) | 1.56 (1.21–2.03) | 43 | 2.61 (2.22–3.17) | 1.51 (1.16–1.95) | 38 | 2.75 (2.23–3.22) | 1.47 (1.12–1.93) | 55 | 2.81 (2.31–3.24) | 1.71 (1.30–2.25) | 46 | 2.87 (2.49–3.30) | 1.44 (1.11–1.87) | 33 |
| Harrel’s C | 0.56 | 0.55 | 0.55 | 0.55 | 0.54 | 0.54 | ||||||||||||
The equations are listed in order of concordance (Harrell’s C statistic) between actual and predicted, with the highest concordance on the left. HRs are for all-cause mortality, using Cox regression controlling for sex, Mini Mental State Evaluation and grip strength. NHANES: National Health and Nutrition Examination Survey; ECSC: European Steel and Coal Community; GLI: Global Lung Initiative; CL: confidence limit.