Table 4.

Long-term Global Health Measures by SF-36

Category	Survey Mean (stdv)	Population Mean (stdv)*
Physical health
Physical functioning	88.6 (20.3)	84.2 (23.3)
Role limitations due to physical health	85.9 (31.8)	80.9 (34.0)
Bodily pain	83.8 (22.4)	75.2 (23.7)
General health	75.5 (22.4)	71.9 (20.3)
Mental health
Vitality	66.9 (24.6)	60.9 (20.9)
Social functioning	91.9 (17.6)	83.3 (22.7)
Role limitations due to emotional problems	93.2 (23.2)	81.3 (33.0)
General mental health	84.9 (12.4)	74.7 (18.1)

^*Reference 19.