Table 1.

Short-Form Health-Survey Questionnaire (SF-36): dimensions and its meaning.

Quality of Life Dimensions	Number of Items	Number of Answer Options	Summary of Content and Meaning
General Health (GH)	5	5	Personal valuation of health including current health, future health prospects, and resistance to illness.
Physical Functioning (PF)	10	3	Extent to which health limits physical activities such as self-care, walking, climbing stairs, bending, picking up or carrying weights, and moderate and intense efforts.
Social Functioning (SF)	2	5	Extent to which physical or emotional health problems interfere with normal social life.
Physical Role (PR)	4	2	Extent to which physical health interferes with work and other daily activities, including less than desired performance, limitation in the type of activities performed, or difficulty in performing activities.
Emotional Role (ER)	3	2	Degree to which emotional problems interfere with work or other daily activities, including reduced time spent on those activities, less than desired performance, and decreased care while working.
Bodily Pain (BP)	2	5	The intensity of pain and its effect on regular work, both outside the home and at home.
Vitality (V)	4	6	Feeling of energy and vitality, compared to the feeling of exhaustion.
Mental Health (MH)	5	6	General mental health, including depression, anxiety, behavioral and emotional control, and the overall positive effect.
Declared evolution of health (DEH)	1	5	Current health assessment compared to a year ago.