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Table 3 Diagnostic accuracy of frailty screening tools according to age group

From: Screening tools to expedite assessment of frailty in people receiving haemodialysis: a diagnostic accuracy study

Screening tools AUC (95% CI) P-value ∆AUC (95% CI) P-value
Handgrip
  < 65 years 0.66 (0.46–0.86) 0.123 0.08 (−0.34–0.18) 0.564
  ≥ 65 years 0.73 (0.57–0.90) 0.006
Gait speed
  < 65 years 0.98 (0.96–1.00) < 0.001 0.20 (0.04–0.35) 0.013
  ≥ 65 years 0.79 (0.64–0.94) < 0.001
TUG
  < 65 years 0.95 (0.87–1.00) < 0.001 0.08 (−0.08–0.23) 0.350
  ≥ 65 years 0.87 (0.73–1.00) < 0.001
STS-5
  < 65 years 0.92 (0.82–1.00) < 0.001 0.11 (−0.09–0.30) 0.277
  ≥ 65 years 0.81 (0.65–0.97) < 0.001
SF-36 PF
  < 65 years 0.81 (0.67–0.96) < 0.001 0.03 (−0.18–0.24) 0.786
  ≥ 65 years 0.78 (0.63–0.94) < 0.001
SF-36 PCS
  < 65 years 0.83 (0.66–0.99) < 0.001 0.08 (−0.15–0.32) 0.487
  ≥ 65 years 0.74 (0.58–0.91) 0.004
IPAQ
  < 65 years 0.80 (0.63–0.97) < 0.001 0.06 (−0.27–0.15) 0.549
  ≥ 65 years 0.87 (0.75–0.99) < 0.001
FES
  < 65 years 0.87 (0.76–0.98) < 0.001 0.02 (−0.16–0.19) 0.853
  ≥ 65 years 0.85 (0.72–0.99) < 0.001
  1. Abbreviations: AUC Area under the curve, ∆AUC Difference in area under the curve, CI Confidence interval, TUG Timed up and go test, STS-5 Five-seconds sit to stand test, SF-36 PF Physical function score of SF-36 questionnaire, SF-36 PCS Physical composite scale of SF-36 questionnaire, IPAQ International physical activity questionnaire (short format), FES Tinetti falls efficacy scale