2.4.2. Short Form 36 (SF-36) Questionnaire
pain
SF 36 is a valid a reliable measure that gauges the quality of life. It consists of 36 questions related to the self-perceived quality of life which are further subgrouped as physical functioning, role limitation due to physical health, role limitation due to emotional problems, energy/fatigue, emotional well-being, social functioning, pain, and general health. The score of each category ranged from 0 to 100 with higher scores indicating better quality of life [