Table 2.
EQ-5D-5 L dimensions, index and VAS scores and SF-12 domains, composite scores and SF-6D; overall and by presence of arthritis
| Overall (N = 2844) Mean ± SD, or N(%) |
Without Arthritis (N = 1802) Mean ± SD, or N(%) |
With Arthritis (N = 1042) Mean ± SD, or N(%) |
|||
| Mobility | |||||
| level 1 | 1957 (68.8) | 1429 (79.3) | 528 (50.7) | ||
| level 2 | 582 (20.5) | 262 (14.5) | 320 (30.7) | ||
| levels 3, 4, 5 | 305 (10.7) | 111 (6.2) | 194 (18.6) | ||
| Self-care | |||||
| level 1 | 2718 (95.6) | 1751 (97.2) | 967 (92.8) | ||
| level 2 | 79 (2.8) | 28 (1.6) | 51 (4.9) | ||
| level 3, 4, 5 | 47 (1.6) | 23 (1.3) | 24 (2.3) | ||
| Usual Activities | |||||
| level 1 | 2104 (74.0) | 1486 (82.5) | 618 (59.3) | ||
| level 2 | 532 (18.7) | 230 (12.8) | 302 (29.0) | ||
| level 3, 4, 5 | 208 (7.3) | 86 (4.8) | 122 (11.7) | ||
| Pain/Discomfort | |||||
| level 1 | 848 (29.8) | 710 (39.4) | 138 (13.2) | ||
| level 2 | 1557 (54.8) | 926 (51.4) | 631 (60.6) | ||
| level 3, 4, 5 | 439 (15.4) | 166 (9.2) | 273 (26.2) | ||
| Anxiety/ Depression | |||||
| level 1 | 2046 (71.9) | 1343 (74.5) | 703 (67.5) | ||
| level 2 | 667 (23.5) | 397 (22.1) | 270 (25.9) | ||
| level 3, 4, 5 | 131 (4.6) | 62 (3.4) | 69 (6.6) | ||
| Difference | Effect size | ||||
| EQ-5D-5 LIndex score | 0.86 ± 0.11 | 0.88 ± 0.09 | 0.83 ± 0.13 | 0.05 | 0.5 |
| EQ-VAS | 81.9 ± 14.1 | 83.3 ± 13.8 | 79.5 ± 14.3 | 3.8 | 0.3 |
| PF | 49.7 ± 9.2 | 51.2 ± 8.4 | 47.0 ± 9.9 | 4.2 | 0.5 |
| RP | 48.8 ± 8.9 | 50.3 ± 8.4 | 46.2 ± 9.0 | 4.1 | 0.5 |
| BP | 49.4 ± 8.7 | 51.4 ± 7.7 | 46.1 ± 9.1 | 5.3 | 0.6 |
| GH | 52.6 ± 8.2 | 53.6 ± 8.0 | 50.9 ± 8.3 | 2.6 | 0.3 |
| VT | 52.7 ± 7.7 | 53.8 ± 7.4 | 50.9 ± 8.0 | 2.9 | 0.4 |
| SF | 51.7 ± 7.9 | 52.7 ± 7.1 | 50.1 ± 8.9 | 2.5 | 0.3 |
| RE | 49.9 ± 9.2 | 50.8 ± 8.6 | 48.4 ± 10.1 | 2.3 | 0.3 |
| MH | 53.7 ± 7.4 | 50.3 ± 7.1 | 52.7 ± 7.7 | 1.6 | 0.2 |
| SF-6D | 0.79 ± 0.13 | 0.81 ± 0.12 | 0.75 ± 1.3 | 0.06 | 0.5 |
| PCS | 49.7 ± 8.4 | 51.3 ± 7.7 | 46.9 ± 8.7 | 4.4 | 0.5 |
| MCS | 52.8 ± 7.0 | 53.7 ± 6.5 | 51.3 ± 7.5 | 2.4 | 0.3 |
All differences were statistically significant at P < 0.001