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Table 2 Psychometric properties of the WHOQOL-BREF for the whole study sample (n = 1040)

From: Multicentre cross-sectional clinical evaluation study about quality of life in adults with disorders/differences of sex development (DSD) compared to country specific reference populations (dsd-LIFE)

WHOQOL-BREF domain Overall Cronbach’s α (std.) Standard error Cronbach’s α Guttman’s lambda 6
Domain n Mean SD  
1040
Physical health
 Range 0–100 984 70.1 18.4 0.82 0.015 0.82
 Range 4–20   15.2 2.9    
Psychological
 Range 0–100 988 63.9 18.1 0.83 0.015 0.82
 Range 4–20   14.2 2.9    
Social relationships
 Range 0–100 987 62.6 20.9 0.71 0.030 0.64
 Range 4–20   14.0 3.3    
Environment
 Range 0–100 986 73.0 14.7 0.80 0.014 0.79
 Range 4–20   15.7 2.4