Table 2

Work disability by five years. Clinical features according to reasons for permanent work disability (PWD). Results are shown as median (IQR)

TotalAge of onsetRA symptomsHAQJoint scorePain VASESR
Median (IQR) based on time integrated (area under the curve) values of clinical variables up to time of work loss.
RA symptoms = months of symptoms of RA before baseline visit.
*p<0.0000 Mann-Whitney (still working v stopped because of RA); †p<0.0005 Mann-Whitney (still working v stopped because of RA).
Reasons for PWD
    Still working21143.0 (36.0–51.0)7.0 (4.0–12.0)0.6 (0.3–0.9)7.0 (3.8–12.5)28.4 (13.2–40.5)20.3 (12.0–31.5)
    RA8052.0* (45.0–56.0)6.0 (4.0–12.0)1.1* (0.6–1.8)12.2* (8.3–20.6)41.4* (26.2–53.1)36.9† (15.5–55.0)
    RA+other843.5 (40.5–51.0)6.5 (3.0–9.5)0.9 (0.6–1.1)9.1 (5.1–17.0)46.9 (24.8–55.8)51.0 (25.0–60.3)
    RA+comorbidity1651.5 (46.0–55.0)6.0 (4.0–11.5)1.2 (0.9–1.6)14.3 (8.5–27.3)34.0 (25.7–54.3)42.0 (19.5–58.0)
    Not RA3160.0 (53.0–64.0)6.0 (2.0–10.0)0.6 (0.3–1.0)9.8 (5.3–16.3)28.5 (15.4–37.0)21.7 (12.7–33.8)