Table 3.

The association between local swelling, tenderness, or swelling and tenderness with joint damage in shoulders, elbows, wrists, knees, and ankles. Data are numbers, as attributable risks per 100 joints.

At Least OnceTwice Consecutively
No. with Damage/No. at Risk (%)Attributable Risk, %Adjusted OR (95% CI)No. with Damage/No. at Risk (%)Attributable Risk, %Adjusted OR (95% CI)
No swelling or tenderness70/770 (9.1)refref190/1793 (10.6)refref
Tenderness, no swelling74/703 (10.5)1.41.4 (0.97–2.1)74/509 (14.5)3.91.6 (1.2–2.2)
Swelling, no tenderness23/133 (17.3)8.22.0 (1.1–3.6)31/88 (35.2)24.63.8 (2.2–6.6)
Swelling and tenderness228/1099 (20.7)11.62.5 (1.7–3.6)100/315 (31.7)21.13.2 (2.2–4.8)