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Table 4 Discriminant validity of WHOQOL-BREF(score range 0-100)

From: Quality of life of Chinese urban community residents: a psychometric study of the mainland Chinese version of the WHOQOL-BREF

Relation with chronic illness Physical Psychological Social relationship Environmental
With chronic illness (Mean ± SD) 60.73 ± 11.94 58.91 ± 13.15 61.13 ± 11.79 52.54 ± 13.83
Without chronic illness (Mean ± SD) 67.46 ± 12.34 61.00 ± 14.15 63.78 ± 14.41 51.90 ± 14.72
t-values 7.36 2.01 2.85 -0.59
p-values 0.00 0.04 0.01 0.06
effect sizea 0.55(0.15) 0.15(0.17) 0.18(0.16) -0.04(0.17)
  1. ain brackets: Taiwan data [35]