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Table 2 The area under the receiving operating characteristic (AUC) with 95 % confidence intervals for different versions of the frailty index (FI)

From: Age-related frailty and its association with biological markers of ageing

 

AUC

95 % CI

FI-B

0.66

0.62–0.69

FI-B-21

0.68

0.62–0.73

FI-B-9

0.65

0.61–0.69

FI-B-NS

0.60

0.52–0.64

FI-CD

0.71

0.67–0.74

FI-CD + FI-B

0.75

0.71–0.78

FI-CD + FI-B + sex

0.77

0.74–0.81

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BMC Medicine

ISSN: 1741-7015

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