Table 4

Missing values for items of the SF-12

Item*Number missing
*Abbreviated description of items.13
In general, would you say your health is...20 (0.8%)
Moderate activities181 (7.4%)
Climbing several flights of stairs126 ((5.2%)
Accomplished less than you would like (physical)310 (12.7%)
Limited in the kind of activities (physical)376 (15.4%)
Pain interferes with normal work56 (2.3%)
Have a lot of energy253 (10.4%)
Health interferes with social activities56 (2.3%)
Accomplished less than you would like (emotional)285 (11.7%)
Didn’t do activities as carefully as usual (emotional)371 (15.2%)
Felt calm and peaceful207 (8.5%)
Felt downhearted and blue233 (9.5%)