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Table 4 Cronbach's α coefficients for the six-domain World Health Organization Quality of Life (WHOQOL-100) questionnaire in physically ill, mentally ill and healthy participants

From: Quality of life in mentally ill, physically ill and healthy individuals: The validation of the Greek version of the World Health Organization Quality of Life (WHOQOL-100) questionnaire

WHOQOL six domains Physically ill (n = 124) Mentally ill (n = 234) Healthy (n = 67)
Physical health 0.50 0.65 0.40
Psychological health 0.70 0.80 0.60
Level of independence 0.73 0.85 0.80
Social relationships 0.85 0.84 0.85
Environment 0.90 0.90 0.90
Spirituality/religion/personal beliefs 0.80 0.90 0.90
Overall QoL/health 0.82 0.83 0.83
  1. QoL = quality of life.