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Table 3 Adjusted hazard ratios relating cause of death to continuous and categorized frailty index values

From: Frailty predicts all-cause and cause-specific mortality among older adults in Austria: 8-year mortality follow-up of the Austrian Health Interview Survey (ATHIS 2014)

 

Continuous FI (per 0.1)

Categorized FI

 

Prefrail

Frail

 

Outcome

HR (95%-CI)

AUC (95%-CI)

HR (95%-CI)

HR (95%-CI)

AUC (95%-CI)

All-cause mortality

1.33 (1.22, 1.44)

0.722 (0.697, 0.747)

1.30 (1.02, 1.66)

2.40 (1.85, 3.10)

0.719 (0.694, 0.744)

CVD

1.25 (1.10, 1.42)

0.780 (0.741, 0.819)

1.33 (0.88, 2.00)

2.46 (1.60, 3.78)

0.784 (0.745, 0.823)

Cancer

1.19 (1.01, 1.40)

0.643 (0.592, 0.694)

1.19 (0.80, 1.77)

1.47 (0.91, 2.39)

0.636 (0.585, 0.686)

Other

1.52 (1.33, 1.74)

0.744 (0.699, 0.789)

1.47 (0.94, 2.30)

3.59 (2.27, 5.67)

0.737 (0.692, 0.780)

  1. N = 2,561, unweighted data, Cox regression models adjusted for sex, living alone, and level of education. Reference category for the categorized FI is robust (FI < 0.1)
  2. HR Hazard ratio, 95%-CI 95% confidence interval, AUC Area under the curve refers to Harrell’s C index/concordance index, CVD Cardiovascular disease mortality
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BMC Geriatrics

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