Table 3 Baseline demographic and clinical characteristics

Number of participants, n

35

Age in years, median (IQR)

60.1 (49.4–68.4)

Female sex, n (%)

24 (68.6)

BMI (kg/m²), median (IQR)

26.6 (23.3–31.1)

Primary employment status, n (%)

 Employed full-time

11 (33.3)

 Employed part-time

8 (24.2)

 Unemployed

0 (0.0)

 Self-employed

2 (6.1)

 Retired (because of age)

8 (24.2)

 Retired (because of ill health)

2 (6.1)

 Student

0 (0.0)

 Housewife/husband

1 (3.0)

 Other

1 (3.0)

Ethnicity

 British

31 (96.9)

 Indian

2 (5.7)

 Caribbean

3 (8.6)

 Any other white background

1 (3.1)

Disease duration in months, median (IQR)

9.1 (4.0–16.2)

DAS-28 median (IQR)

4.0 (3.1–4.6)

Currently taking DMARDs

31 (88.6)

Currently taking biologic drugs

5 (14.7)

FFI-DS, mean (SD)

34.5 (17.8)

PROMIS-PF-20, mean (SD)

37.6 (9.1)

ROAD-les, mean (SD)

2.5 (2.3)

10MWT in seconds, mean (SD)

11.9 (11.9)