Domain

Range

Means ± SD

Physical capacity

9 - 19

14.54 ± 2.20

Psychological wellbeing

9 - 20

14.60 ± 2.07

Social relationship

9 - 20

15.03 ± 2.68

Environment

9 - 20

14.08 ± 2.09

Total QOL (sum of the 4 domains)

8.75 - 19.75

14.53 ± 1.96