Table 3

Diagnostic performance of ED CFS ≥4 and ≥5 to predict inpatient CFS ≥4 and ≥5

Sensitivity (%)
(95% CI)
Specificity (%)
(95% CI)
PPV (%)
(95% CI)
NPV (%)
(95% CI)
Positive
likelihood ratio
(95% CI)
Negative
likelihood ratio
(95% CI)
AUROC
(95% CI)
ED CFS ≥465.24 (64.09 to 66.37)66.44 (64.21 to 68.63)87.99 (87.26 to 88.68)33.65 (32.63 to 34.69)1.94 (1.82 to 2.08)0.52 (0.50 to 0.55)0.70 (0.69 to 0.71)
ED CFS ≥543.61 (42.25 to 44.98)79.89 (78.51 to 81.22)76.28 (74.93 to 77.58)48.86 (48.12 to 49.59)2.17 (2.02 to 2.33)0.71 (0.69 to 0.73)0.68 (0.67 to 0.69)
  • AUROC, area under the receiver operating characteristic curve; CFS, Clinical Frailty Scale; ED, emergency department.