Table 2

 Mean (SD) muscle strength recorded before and after the 2 year strength training period and after the subsequent 3 year follow up in experimental (EG) and control (CG) patients with early RA

VariableBaselineDifference between groups at 5 years
EGCG
Mean (SD)Mean (SD)Mean (95% CI)
Knee extension strength
    Baseline66.0 (28.8)52.4 (25.1)13.6 (−0.59 to 27.4)
    2 Years99.9 (39.7)67.7 (32.8)32.2 (12.7 to 51.7)
    5 Years91.5 (34.4)68.3 (36.8)23.2 (4.0 to 42.2)
Grip strength
    Baseline54.8 (30.5)50.2 (22.0)4.6 (−9.2 to 18.4)
    2 Years72.3 (24.4)59.0 (24.4)13.3 (0.2 to 26.7)
    5 Years73.3 (25.7)61.5 (25.4)11.8 (−1.6 to 25.4)
Trunk extension strength
    Baseline55.9 (16.9)53.7 (18.4)2.2 (−7.6 to 11.8)
    2 Years63.4 (18.2)52.3 (17.6)11.1 (1.5 to 20.8)
    5 Years60.8 (15.3)52.6 (19.6)8.2 (−0.9 to 17.5)
Trunk flexion strength
    Baseline41.5 (13.8)37.5 (11.0)4.0 (−2.2 to 10.3)
    2 Years50.3 (14.0)43.1 (13.9)7.2 (0.1 to 14.5)
    5 Years49.7 (16.9)43.3 (15.0)6.4 (−2.1 to 14.9)