Table 1.
Baseline characteristics of the study population n = 150
| Variable | Control n = 75 | Intervention n = 75 | |
|---|---|---|---|
| Gendera | Male | 12 (16 %) | 12 (16 %) |
| Female | 63 (84 %) | 63 (84 %) | |
| Comorbidity presenta | No | 24 (32 %) | 29 (39 %) |
| Yes | 51 (68 %) | 46 (61 %) | |
| Educationa | Low | 16 (21 %) | 16 (21 %) |
| Middle | 26 (35 %) | 22 (29 %) | |
| High | 33 (44 %) | 37 (49 %) | |
| Job satisfactiona | Satisfied | 57 (76 %) | 46 (61 %) |
| Not satisfied | 18 (24 %) | 29 (39 %) | |
| Ageb | Years | 49.6 (8.7) | 49.8 (8.6) |
| HAQb | 0–3 | 0.8 (0.5) | 0.8 (0.6) |
| DAS28b | 0– | 2.7 (1.2) | 2.7 (1.3) |
| Duration since diagnosisb | Years | 10.0 (8.6) | 10.9 (9.1) |
| Biological usea | No | 40 (53 %) | 38 (51 %) |
| Yes | 34 (45 %) | 36 (48 %) | |
| WLQ lost hoursb | Hours | 3.4 (2.8)* | 4.6 (2.5)* |
| RAWISb | 0–23 | 7.9 (4.8)* | 9.8 (4.6)* |
| RA WIS corresponding risk | Low | 44 (59 %) | 37 (49 %) |
| Medium | 27 (36 %) | 29 (39 %) | |
| High | 4 (5 %) | 9 (12 %) | |
| RAND physical functioningb | 0–100 | 65.7 (21.0) | 68.5 (22.0) |
| RAND physical role limitationsb | 0–100 | 53.7 (40.4) | 42.3 (39.6) |
| RAND mental healthb | 0–100 | 80.1 (14.4)* | 74.4 (14.2)* |
| RAND perceived health changeb | 0–100 | 51.7 (24.1) | 51.7 (29.2) |
| Co-worker support JCQb | 1–4 | 3.1 (0.5) | 3.1 (0.5) |
| Supervisor support JCQb | 1–4 | 3.0 (0.6) | 3.0 (0.6) |
| Decision authority JCQb | 1–4 | 2.7 (0.5) | 2.8 (0.6) |
| Psychological job demands JCQb | 1–4 | 2.7 (0.3) | 2.6 (0.3) |
| Physical job demands JCQb | 1–4 | 2.0 (0.6) | 2.0 (0.6) |
* Significant difference p < 0.05
an (%)
bm (SD)