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Table 4 Reliability coefficients of the domains of the WHOQOL-HIV-BREF

From: Assessing quality of life in people with HIV in Spain: psychometric testing of the Spanish version of WHOQOL-HIV-BREF

Dimensions Cronbach’s alpha Spearman-Brown (ρ) Guttman
Split-half
MCDonald’s composite score (ω) Intraclass correlation [IC]
Overall QoL/General Health .77 .775 .772   .77 [.747, .794]
Physical health .73 .662 .660 .786 .734 [.711, .756]
Psychological health .81 .842 .827 .851 .812 [.796, .827]
Level of Independence .67 .638 .638 .803 .678 [.650, .704]
Social relations .75 .785 .779 .810 .749 [.728, .770]
Environmental health .81 .809 .809 .851 .816 [.801, .830]
Spirituality/Personal beliefs .61 .547 .545 .623 .61 [.579, .644]