Quality of Life among Persons with HIV/AIDS in Iran: Internal Reliability and Validity of an International Instrument and Associated Factors

Table 3

Domains mean Cronbach’s α and correlation of their mean scores with participants’ overall quality of life scores.

	Cronbach’s α	Item/total correct correlation (min.–max.)	Correlation with overall quality of life
Domain I (physical)	0.61		0.522*
Pain and discomfort	0.73	0.69–0.78
Energy and fatigue	0.14	−0.05–0.78
Sleep and rest	0.85	0.78–0.86
HIV symptoms	0.74	0.57–0.84
Domain II (psychological)	0.72		0.652*
Positive feelings	0.70	0.64–0.83
Cognition	0.74	0.64–0.82
Self-esteem	0.65	0.62–0.76
Body image and appearance	0.70	0.64–0.81
Negative feelings	0.80	0.63–0.91
Domain III (level of independence)	0.78		0.538*
Mobility	0.66	0.70–0.76
Daily activities	0.74	0.74–0.80
Medication and treatment dependency	0.84	0.76–0.87
Aptitude for work	0.89	0.83–0.90
Domain IV (social relationships)	0.63		0.705*
Personal relationships	0.60	0.64–0.72
Social support	0.67	0.68–0.74
Sexual activity	0.66	0.61–0.84
Social inclusion	0.59	0.61–0.74
Domain V (environment)	0.65		0.708*
Security	0.47	0.50–0.73
Housing	0.77	0.65–0.85
Financial resources	0.74	0.69–0.84
Health and social work	0.52	0.53–0.76
Learning opportunities	0.67	0.65–0.79
Leisure opportunities	0.81	0.76–0.81
Physical environment	0.54	0.52–0.77
Transportation	0.73	0.55–0.86
Domain VI (spirituality/religion/personal beliefs)	0.81		0.435*
Spirituality-religion and personal beliefs	0.83	0.78–0.84
Forgiveness	0.84	0.76–0.85
Spiritual connection and personal spiritual connection	0.74	0.56–0.80
Death and dying	0.84	0.77–0.85

*Pearson’s 𝑃 (2-tailed) <0.01.