Table 1.

Specific joint symptom questions asked of the study subjects on questionnaires. Response for each question was Yes or No.

  1. Do you often have pain in the joints of your hands or fingers, now or in the past?

  2. Do you often have pain in other joints, now or in the past?

  3. Do you often have swelling of the joints of your hands or fingers, now or in the past?

  4. Do you often have swelling in any other joints, now or in the past?

  5. Do your hands feel stiff in the morning?

  6. Do any of your other joints feel stiff in the morning?