Table 3 Competing Risk Model and Cox Proportional Hazards Model of Frailty and Incident Dementia by three Frailty definitions
Model* | Modified Fried Frailty Phenotype | Physical Frailty | Multidimensional Frailty | |||
|---|---|---|---|---|---|---|
Competing risk modelHR (95% CI) | Cox proportional hazards model HR (95% CI) | Competing risk model HR (95% CI) | Cox proportional hazards modelHR (95% CI) | Competing risk modelHR (95% CI) | Cox proportional hazards modelHR (95% CI) | |
Model 1 | ||||||
 No Frailty | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 |
 Frailty | 1.71(1.09, 2.68) | 1.78(1.14, 2.79) | 1.78(1.25, 2.54) | 1.78(1.25, 2.53) | 2.14(1.53, 3.00) | 2.15(1.53, 3.02) |
Model 2 | ||||||
 No Frailty | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 |
 Frailty | 1.25(0.78, 2.01) | 1.33(0.84, 2.09) | 1.37(0.93, 2.01) | 1.32(0.92, 1.89) | 1.65(1.16, 2.34) | 1.66(1.17, 2.33) |
Model 3 | ||||||
 No Frailty | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 |
 Frailty | 1.14(0.69, 1.87) | 1.14(0.70, 1.84) | 1.16(0.78, 1.73) | 1.24(0.83, 1.85) | 1.47(1.01, 2.17) | 1.56(1.07, 2.26) |