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Table 3 Internal consistency for each domain in WHOQOL-BREF in relation to previous psychometric testing of WHOQOL-100 and WHOQOL-BREF

From: Psychometric properties of the WHOQOL-BREF among next of kin to older persons in nursing homes

DomainSwedish WHOQOL-BREF (N = 254)
Cronbach’s alpha
WHOQOL-BREFa
Cronbach’s alpha
WHOQOL-100a
Cronbach’s alpha
Physical.86.80.86
Psychological.82.76.82
Social relationships.77b.66.73
Environment.80.85.85
  1. aThe WHO-Group (1998)
  2. bOnly two items, therefore Cronbach’s alpha may not be reliable