Table 11. Health Assessment Questionnaire (HAQ).

Instructions for participant: Please indicate your level of difficulty in performing the following activities over the past week.

Activity	Without any difficulty (0)	With some difficulty (1)	With much difficulty (2)	Unable to do (3)
Dressing and grooming yourself
Rising from a chair
Eating meals
Walking outdoors on flat ground
Getting in and out of bed
Bathing yourself
Reaching and stretching arms above shoulder level
Opening a new carton of milk
Running errands and shopping