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Table 6 Convergent & discriminant validity of the WHOQOL-HIV BREF

From: Assessing the psychometric properties of the French WHOQOL-HIV BREF within the ANRS CO3 Aquitaine Cohort’s QuAliV ancillary study

Domain Range correlation coefficient Convergent Validity Discriminant validity
convergent validity discriminant validity Successa/Total % Successb/Total %
min max min max     
I. Physical health 0.65 0.72 0.27 0.65 4/4 100 4/4 100
II. Psychological health 0.67 0.77 0.31 0.56 5/5 100 5/5 100
III. Level of independence 0.70 0.80 0.21 0.63 4/4 100 4/4 100
IV. Social relations 0.73 0.75 0.28 0.57 4/4 100 4/4 100
V. Environmental health 0.45 0.71 0.12 0.61 8/8 100 8/8 100
VI. Spirituality/religion and personal beliefs 0.58 0.82 0.15 0.66 4/4 100 3/4 75
  1. aSuccess: a correlation coefficient 0.4 for items and their respective domain
  2. bSuccess: a correlation coefficient for item greater in respective domain compared to other 5 domains