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Table 3 Cronbach's α coefficients for the four-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 four domains

Physically ill (n = 234)

Mentally ill (n = 124)

Healthy (n = 67)

Physical health

0.86

0.80

0.86

Psychological health

0.78

0.87

0.79

Social relationships

0.85

0.84

0.85

Environment

0.90

0.90

0.90

Overall QoL/health

0.82

0.83

0.83

  1. QoL = quality of life.