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Table 2 Internal consistency of SarQoL and subdomains (by Cronbach’s alpha)

From: Performance of the SarQoL quality of life tool in a UK population of older people with probable sarcopenia and implications for use in clinical trials: findings from the SarcNet registry

  Baseline data (n = 144)
(95% CI)
Follow up data (n = 125)
(95% CI)
Telephone follow up data (n = 117)
(95% CI)
SarQoL total 0.94 (0.93, 0.96) 0.71 [0.63,0.78) 0.73 [0.66, 0.80)
Physical and mental health 0.76 (0.70, 0.82) 0.83 [0.79, 0.87) 0.83 [0.78, 0.87)
Locomotion 0.89 (0.86, 0.92) 0.30 [0.10, 0.47) 0.28 [0.64, 0.46)
Body composition 0.17 (−0.07, 0.37) 0.09 [− 0.21, 0.32) 0.09 [− 0.22, 0.33)
Functionality 0.87 (0.83, 0.90) 0.86 [0.83, 0.90) 0.86 [0.82, 0.89)
Activities of daily living 0.88 (0.85, 0.91) 0.88 [0.85, 0.91) 0.88 [085, 0.91)
Leisure activities 0.39 (0.15, 0.56) 0.45 [0.22, 0.61) 0.42 [0.17, 0.60)
Fears n/aa n/aa n/aa
  1. aunable to calculate as only one question in this domain