Table 4

Dimension scores by disease characteristics. Values are given as mean (SD) or as median (IQR)

SexRheumatoid factorDisease duration
Possible rangeMaleFemalePositiveNegative≤2 Years>2 Years
*p<0.05; **p<0.001; ***p<0.0001.
For abbreviations see table 2.
Impairment
    SF-36 BP0–10048 (24)44 (24)44 (24)48 (24)*44 (22)46 (25)
    DAS280–103.9 (1.7)4.3 (1.5)***4.3 (1.5)3.8 (1.6)**4.2 (1.6)4.2 (1.6)
    RADAI0–102.9 (1.6–3.6)3.3 (1.8–5.1)3.4 (1.9–5.0)2.9 (1.6–4.5)*3.3 (2.0–5.1)3.1 (1.7–4.9)
    x Ray score0–1604 (0–21)6 (1–24)7 (1–26)3 (0–14)***0 (0–5)9 (2–32)***
Activity limitation
    HAQ0–30.8 (0.1–1.5)1.1 (0.5–1.8)***1.1 (0.5–1.8)0.8 (0.1–1.5)**0.9 (0.3–1.4)1.1 (0.5–1.8)***
    SF-36 PF0–10063 (40–85)55 (30–80)**55 (30–80)65 (40–83)*66 (40–85)55 (30–80)**
Participation restriction
    SF-36 SF0–10088 (63–100)75 (63–100)75 (50–100)88 (63–100)75 (63–75)88 (56–100)
    SF-36 RE0–100100 (33–100)100 (33–100)100 (33–100)100 (33–100)100 (0–100)100 (33–100)
    SF-36 RP0–10050 (0–100)25 (0–100)*25 (0–100)50 (0–100)25 (0–75)25 (0–100)