Table 6.

Internal consistency and test-retest reliability of ChQOL

ChQOL facets	Cronbach's alpha N = 273	ICC N = 56
Ch1.1 Complexion	0.8601	0.75
Ch1.2 Sleep	0.7425	0.68
Ch1.3 Stamina	0.8484	0.82
Ch1.4 Appetite & digestion	0.8183	0.74
Ch1.5 Adaptation to climate	0.7403	0.84
Ch2.1 Consciousness	0.7949	0.67
Ch2.2 Thinking	0.9022	0.78
Ch2.3 Spirit of the eyes	0.7534	0.70
Ch2.4 Verbal expression	0.7083	0.81
Ch3.1 Joy	0.8707	0.71
Ch3.2 Anger	0.8012	0.80
Ch3.3 Depressed mood	0.8409	0.76
Ch3.4 Fear & Anxiety	0.7280	0.80
ChQOL domains
Physical form	---	0.83
Spirit	---	0.87
Emotion	---	0.87
Overall ChQOL	---	0.90