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Table 4 Measurement properties reported in the included studies and summary of the results

From: Quality-of-life measures and their psychometric properties used in African chronic kidney disease populations: a systematic review using COSMIN methodology

Author, year of publication

Bouidida et al. 2014 [26]

Abd ElHafeez et al. 2012 [34]

Gebrie et al. 2022 [33]

Elamin et al. 2019 [25]

Bagasha et al. 2022 [35]

Structural validity

NR

(+)

(+)

NR

NR

KMO = 0.73

Bartlett’s test: p < 0.001

RMSEA = 0.085[0.064–0.095];

CFI = 0.854; TLI = 0.838; SRMR = 0.067

Internal consistency

(-)

(-)

(+)

(-)

(-)

Cronbach’s alpha = 0.38–0.89

Cronbach’s alpha = 0.23–0.95

Cronbach’s alpha = 0.81–0.91

Cronbach’s alpha = 0.66–0.86

Cronbach’s alpha = 0.41–0.96

Test–retest reliability

(-)

(+)

(+)

(+)

NR

ICC = 0.67–0.90

ICC = 0.79–0.95

ICC = 0.90–0.96

ICC = 0.74–0.98

Hypotheses testing for construct validity

(-)

(-)

(+)

(-)

(-)

  1. Measurement error, cross-cultural validity, criterion validity, and responsiveness were not reported in any of the 5 studies
  2. ( +) sufficient, (–) insufficient, (?) indeterminate, NR not reported, KMO Kaiser–Meyer–Olkin, ICC intraclass correlation coefficient, CFI comparative fit index, RMSEA root mean square error of approximation, SRMR standardized root mean residuals, TLI Tucker‐Lewis index