Table 6: Sensitivity, specificity, Predictive Values, and Likelihood ratios for identification of Frailty by using of FRAIL scale compared with CHS score as a Gold Standard.

 FRAIL SCALE

Fried index score (CHS)

> 3 (Frail)

 3 < (Non-frail)

Total

Frail patient

24

9

33

Non Frail patient

2

43

45

Total

26

52

78

 

% 

Sensitivity

92.3 

Specificity 

82.7 

Positive predictive value 

72.7 

Negative predictive value 

95.6 

Positive likelihood ratio 

5.3 

Negative likelihood ratio 

0.09