Frequency of reporting of domains of health and questionnaires in the SR of 250 studies published from 2013–2014 in RA and for comparison purposes, similar results from an SR of 109 studies9. Values are n (%)** unless otherwise specified.
| Domain of Health | Questionnaires used for Domains | Frequency of Reporting in 250 Studies | Frequency of Reporting in a Previous SR of 109 Studies |
|---|---|---|---|
| Function | 170 (68.0) | 91 (83.4) | |
| HAQ | 152 (89.4) | 67 (73.6) | |
| Modified HAQ* | 13 (7.7) | 14 (15.4) | |
| PtGA | 123 (49.2) | 69 (63.3) | |
| PtGA VAS/NRS | 103 (83.7) | 53 (76.8) | |
| General health VAS/NRS* | 23 (18.7) | 10 (14.5) | |
| Pain | 100 (40.0) | 61 (55.9) | |
| Pain VAS/NRS | 89 (89.0) | 52 (85.3) | |
| Morning stiffness | 25 (10.0) | 29 (26.6) | |
| Duration | 20 (80.0) | 28 (96.6) | |
| HRQOL | 46 (18.4) | 21 (19.2) | |
| SF-36 | 29 (63.0) | 16 (76.2) | |
| Fatigue | 36 (14.4) | 15 (13.7) | |
| Fatigue VAS/NRS | 18 (50) | 11 (73.3) | |
| Utility | 13 (5.2) | 18 (16.5) | |
| EQ-5D | 11 (84.6) | 11 (61.1) | |
| Self-reported painful joint count | None | 7 (2.8) | 10 (9.1) |
| Psychological status | None | 24 (9.6) | 8 (7.3) |
| Productivity losses | None | 16 (6.4) | 6 (5.5) |
| Well-being | None | 2 (0.8) | 4 (3.6) |
| Sleep disturbance | None | 6 (2.4) | 2 (1.8) |
| Coping | None | 5 (2.0) | 7 (6.4) |
| Leisure | None | 1 (0.4) | 1 (0.9) |
↵* For the domains function and PtGA, there were secondary outcome measures used in more than 5% of cases.
↵** The n (%) given are n (%) of all studies for each domain, and n (%) of studies reporting this domain, for each questionnaire. SR: systematic review; RA: rheumatoid arthritis; HAQ: Health Assessment Questionnaire; PtGA: patient’s global assessment; VAS: visual analog scale; NRS: numeric rating scale; HRQOL: health-related quality of life; SF-36: Medical Outcomes Study Short Form-36.