Table 1.
Sample characteristics of respondents by chronic pain group, n (%).
| Whole sample (n = 4541) | No chronic pain (n = 2206) | Chronic pain without NC (n = 1611) | Chronic pain with NC (n = 399) | |
|---|---|---|---|---|
| Age, n (%) | ||||
| 18 to 39 y | 968 (21.5) | 654 (28.5) | 234 (14.7) | 60 (15.3) |
| 40 to 59 y | 1789 (39.4) | 928 (40.4) | 622 (39.0) | 167 (42.5) |
| 60+ y | 1738 (38.3) | 692 (30.1) | 740 (46.4) | 166 (42.2) |
| Gender | ||||
| Men | 1928 (42.5) | 1016 (44.3) | 684 (42.5) | 146 (36.8) |
| Women | 2609 (57.5 | 1280 (55.7) | 925 (57.5) | 251 (63.2) |
| Marital status | ||||
| Never married | 634 (14.0) | 382 (16.6) | 166 (10.4) | 55 (14.0) |
| Living as married | 3190 (70.6) | 1614 (70.3) | 1194 (74.5) | 245 (62.2) |
| No longer married | 693 (15.3) | 290 (12.6) | 243 (15.2) | 94 (23.9) |
| Housing tenure | ||||
| Owned/mortgaged | 3657 (81.2) | 1914 (85.4) | 1321 (82.6) | 261 (66.4) |
| Council rent | 527 (11.7) | 190 (8.5) | 188 (11.8) | 92 (23.4) |
| Private rent/other | 322 (7.1) | 178 (7.8) | 91 (5.7) | 40 (10.2) |
| Employment | ||||
| Employed | 2486 (55.1) | 1483 (64.6) | 774 (48.3) | 151 (38.4) |
| Retired | 1456 (32.3) | 562 (24.5) | 638 (39.9) | 137 (34.9) |
| Unable to work | 199 (4.4) | 28 (1.2) | 70 (4.4) | 77 (19.6) |
| Not employed/other | 369 (8.2) | 212 (9.2) | 119 (7.4) | 28 (7.1) |
| Education | ||||
| No qualifications | 862 (19.3) | 323 (14.1) | 345 (21.7) | 115 (29.6) |
| Secondary school/equivalent | 1785 (40.1) | 933 (40.6) | 599 (37.7) | 165 (42.5) |
| Higher education | 1808 (40.6) | 1010 (44.0) | 644 (40.6) | 108 (27.8) |
| Smoking | ||||
| Smoker | 798 (17.6) | 372 (16.2) | 264 (16.4) | 105 (26.4) |
| Ex-smoker | 1396 (30.9) | 632 (27.5) | 580 (36.1) | 109 (27.5) |
| Never smoked | 2329 (51.5) | 1288 (56.1) | 761 (47.3) | 183 (46.1) |
| Perceived health status | ||||
| Excellent | 571 (12.7) | 475 (20.8) | 88 (5.5) | 7 (1.8) |
| Very good | 1611 (35.7) | 1022 (44.7) | 470 (29.4) | 65 (16.6) |
| Good | 1436 (31.8) | 633 (27.7) | 626 (39.1) | 122 (31.1) |
| Fair | 649 (14.4) | 149 (6.5) | 316 (19.8) | 105 (26.8) |
| Poor | 246 (5.5) | 9 (0.4) | 100 (6.2) | 93 (23.7) |
| SF-6D, mean (SD) | 0.767 (0.15) | 0.826 (0.12) | 0.728 (0.14) | 0.619 (0.15) |
| EQ-5D index score, mean (SD) | 0.794 (0.27) | 0.932 (0.13) | 0.702 (0.25) | 0.468 (0.36) |
| EQ-VAS, mean (SD) | 77.82 (19.38) | 85.31 (13.5) | 73.35 (19.3) | 59.67 (24.0) |
Pairwise comparisons (independent samples t tests) for SF-6D and EQ-5D found P < .001 for no chronic pain vs chronic pain without NC, no chronic pain vs chronic pain with NC, chronic pain without NC vs chronic pain with NC.
NC = neuropathic characteristics.