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Table 2 Diagnostic performances of SARC-F-3 and MSRA-5

From: Sarcopenia screening in elderly with Alzheimer’s disease: performances of the SARC-F-3 and MSRA-5 questionnaires

 

Sensitivity

Specificity

Positive Likelihood Ratio

Negative Likelihood Ratio

SARC-F-3

Low muscle mass

  EWGSOP1

8.6% (1.8–23.1)

82.1% (72.9–89.2)

0.48 (0.15–1.54)

1.11 (0.97–1.28)

  EWGSOP2

27.8% (9.7–53.5)

86.6% (78.9–92.3)

2.07 (0.86–5.01)

0.8 (0.62–1.12)

Low muscle strength

 EWGSOP1

17.2% (10.2–26.4)

89.2% (74.6–96.9)

1.59 (0.57–4.45)

0.93 (0.80–1.07)

 EWGSOP2

15.7% (8.1–26.4)

85.0% (73.4–92.9)

1.05 (0.47–2.36)

0.99 (0.86–1.15)

Sarcopenia

 EWGSOP1

9.7% (2.0–25.8)

82.8% (73.9–89.7)

0.56 (0.18–1.80)

1.09 (0.94–1.26)

 EWGSOP2

16.7% (0.4–64.1)

84.7% (77.1–90.5)

1.09 (0.17–6.82)

0.98 (0.68–1.42)

MSRA-5

Low muscle mass

  EWGSOP1

2.9% (0.1–14.9)

89.5% (81.5–94.8)

0.24 (0.04–2.04)

1.09 (0.99–1.19)

  EWGSOP2

22.2% (6.4–47.6)

93.8% (87.6–97.5)

3.56 (1.16–10.93)

0.83 (0.65–1.07)

Low muscle strength

 EWGSOP1

7.5% (3.1–14.9)

89.2% (74.6–96.9)

0.70 (0.22–2.24)

1.04 (0.91–1.18)

 EWGSOP2

2.9% (0.4–9.9)

85% (73.4–92.9)

0.19 (0.04–0.85)

1.14 (1.02–1.28)

Sarcopenia

 EWGSOP1

3.2% (0.1–16.7)

89.9% (82.2–95.1)

0.32 (0.04–2.40)

1.08 (0.98–1.18)

1.10 (1.04–1.16)

 EWGSOP2

0% (0.0–45.9)

91.1% (84.7–95.5)

  1. EWGSOP1 European Working Group on Sarcopenia in Older People of 2010, EWGSOP2 European Working Group on Sarcopenia in Older People of 2018, SARC-F-3 Strength, Assistance with walking, Rise from a chair, Climb stairs and Falls questionnaire, 3-item version, MSRA-5 Mini Sarcopenia Risk Assessment questionnaire, 5-item version