Table 3 EQ-5D items and scores at baseline and pooled over time
Variable | Baseline | Pooled visitsc | ||||||
|---|---|---|---|---|---|---|---|---|
Work time lossa | No work time loss | Overallb | p-value | Work time lossa | No work time loss | Overallb | p-value | |
Total nd | 247 | 147 | 428 | - | 786 | 2148 | 3738 | |
Mobility, n (%) | ||||||||
I have no problems in walking | 174 (70.4) | 117 (79.6) | 318 (74.3) | 554 (71.9) | 1876 (89.7) | 3019 (80.9) | ||
I have some problems in walking | 65 (26.3) | 29 (19.7) | 99 (23.1) | 202 (26.2) | 184 (8.8) | 553 (14.8) | ||
I am confined to a bed | 5 (2.0) | 0 (0.0) | 5 (1.2) | 0.051 | 8 (1.0) | 4 (0.2) | 13 (0.3) | <0.001 |
Not available | 3 (1.2) | 1 (0.7) | 6 (1.4) | 7 (0.9) | 27 (1.3) | 147 (3.9) | ||
Self-care, n (%) | ||||||||
I have no problems in self-care | 191 (77.3) | 132 (89.8) | 351 (82.0) | 631 (81.8) | 1988 (95.1) | 3260 (87.4) | ||
I have some problems washing and dressing | 49 (19.8) | 13 (8.8) | 66 (15.4) | 125 (16.2) | 71 (3.4) | 310 (8.3) | ||
I am unable to wash and dress myself | 4 (1.6) | 1 (0.7) | 5 (1.2) | 0.005 | 8 (1.0) | 5 (0.2) | 15 (0.4) | <0.001 |
Not available | 3 (1.2) | 1 (0.7) | 6 (1.4) | 7 (0.9) | 27 (1.3) | 147 (3.9) | ||
Usual activities, n (%) | ||||||||
I have no problems with performing usual activities | 124 (50.2) | 102 (69.4) | 249 (58.2) | 375 (48.6) | 1773 (84.8) | 2695 (72.2) | ||
I have some problems performing usual activities | 103 (41.7) | 41 (27.9) | 153 (35.7) | 357 (46.3) | 283 (13.5) | 821 (22.0) | ||
I am unable to perform usual activities | 17 (6.9) | 3 (2.0) | 20 (4.7) | 0.001 | 32 (4.2) | 8 (0.4) | 69 (1.8) | <0.001 |
Not available | 3 (1.2) | 1 (0.7) | 6 (1.4) | 7 (0.9) | 27 (1.3) | 147 (3.9) | ||
Pain/Discomfort, n (%) | ||||||||
I have no pain or discomfort | 54 (21.9) | 45 (30.6) | 110 (25.7) | 197 (25.6) | 1379 (65.9) | 1955 (52.4) | ||
I have moderate pain or discomfort | 142 (57.5) | 84 (57.1) | 245 (57.2) | 459 (59.5) | 655 (31.3) | 1428 (38.3) | ||
I am extreme pain or discomfort | 48 (19.4) | 17 (11.6) | 67 (15.7) | 0.044 | 108 (14.0) | 30 (1.4) | 202 (5.4) | <0.001 |
Not available | 3 (1.2) | 1 (0.7) | 6 (1.4) | 7 (0.9) | 27 (1.3) | 147 (3.9) | ||
Anxiety/Depression, n (%) | ||||||||
I am not anxious or depressed | 122 (49.4) | 88 (59.9) | 230 (53.7) | 381 (49.4) | 1672 (80.0) | 512 (58.9) | ||
I am moderately anxious or depressed | 96 (38.9) | 49 (33.3) | 156 (36.4) | 325 (42.2) | 367 (17.6) | 910 (24.4) | ||
I am extremely anxious or depressed | 26 (10.5) | 9 (6.1) | 36 (8.4) | 0.097 | 58 (7.5) | 25 (1.2) | 110 (2.9) | <0.001 |
Not available | 3 (1.2) | 1 (0.7) | 27 (3.1) | 7 (0.9) | 27 (1.3) | 147 (3.9) | ||
EQ-5D summary scores based on UK weight | ||||||||
n | 244 | 146 | 422 | 764 | 2064 | 3585 | ||
Mean (SD) | 0.6 (0.4) | 0.7 (0.3) | 0.6 (0.3) | 0.001 | 0.6 (0.3) | 0.9 (0.2) | 0.8 (0.3) | <0.001 |
VAS, mm | ||||||||
n | 244 | 145 | 421 | 763 | 2059 | 3572 | ||
Mean (SD) | 66.7 (23.7) | 71.1 (20.5) | 68.5 (22.4) | 0.106 | 68.1 (22.6) | 86.5 (16.6) | 80.3 (21.0) | <0.001 |