Table 1 Association of internal factors with at-work productivity loss for workers with RA
From: Productivity at work and quality of life in patients with rheumatoid arthritis
| Baseline characteristics N = 150 | At-work productivity loss | |||
|---|---|---|---|---|
| Univariate N = 150 | ||||
| Mean (sd) | B | 95% CI | p-value | |
| Internal factors | ||||
| Age | 49.7 (8.6) | -0.03 | -0.08; 0.03 | 0.36 |
| Female | 84.0a | -0.83 | -2.12; 0.45 | 0.20 |
| Education: | Overall p-value: | 0.29 | ||
| Low | 21.3a | Ref. | Ref. | Ref. |
| Middle | 32.0a | -0.02 | -1.28; 1.23 | 0.87 |
| High | 46.7a | 0.71 | -0.47; 1.89 | 0.24 |
| Time since diagnosis | 10.4 (8.9) | -0.03 | -0.08; 0.02 | 0.25 |
| Duration of complaints >10 years | 47.3a | 0.04 | -0.87; 0.95 | 0.93 |
| Comorbidity present | 64.7a | -0.17 | -1.12; 0.78 | 0.73 |
| Pain (0-10b) | 3.72 (2.50) | 0.18 | -0.002; 0.36 | 0.05 |
| Fatigue (0-10b) | 4.59 (2.53) | 0.27 | 0.10; 0.44 | <0.01 |
| Health Assessment Questionnaire (0-3b) | 0.79 (0.55) | 0.69 | -0.14; 1.53 | 0.10 |
| Quality of life dimensions (RAND 36) (0-100b): | ||||
| - Mental health | 77.2 (14.5) | -0.10 | -0.13; -0.08 | <0.01 |
| - Pain | 64.6 (17.8) | -0.05 | -0.07; -0.02 | <0.01 |
| - Physical role limitations | 48.0 (40.3) | -0.03 | -0.04; -0.02 | <0.01 |
| - Physical functioning | 67.1 (21.5) | -0.02c | -0.04; 0.002 | 0.08 |
| - Social functioning | 71.4 (21.4) | -0.06c | -0.08; -0.04 | <0.01 |
| - Vitality | 54.3 (18.5) | -0.06c | -0.08; -0.04 | <0.01 |
| - Emotional role limitations | 78.6 (37.1) | -0.03c | -0.04; -0.02 | <0.01 |
| - General health perception | 50.8 (17.3) | -0.04c | -0.06; -0.01 | <0.01 |
| - Perceived health change | 51.7 (26.7) | -0.02c | -0.04; -0.01 | 0.01 |