Variables | Quality of Life, n (%) | Probability* | RR (95% CI) | ||
---|---|---|---|---|---|
Poor | Moderate/high | ||||
Patient-reported factors | |||||
Smoking status | Never | 74 (21) | 276 (79) | < 0.001 | 1.00 |
Ex | 92 (28) | 232 (72) | 1.34 (1.03–1.75) | ||
Current | 76 (42) | 107 (58) | 1.96 (1.51–2.56) | ||
Alcohol consumption | Never | 38 (46) | 44 (54) | < 0.001 | 1.00 |
Ex | 65 (45) | 79 (55) | 0.97 (0.73–1.31) | ||
Current | 138 (22) | 493 (78) | 0.47 (0.36–0.62) | ||
Fatigue | None/mild | 53 (11) | 409 (89) | < 0.001 | 1.00 |
Moderate/severe | 184 (48) | 202 (52) | 4.16 (3.16–5.47) | ||
Chronic widespread pain | No | 65 (14) | 402 (86) | < 0.001 | 1.00 |
Yes | 176 (45) | 211 (55) | 3.27 (2.54–4.20) | ||
Clinical factors | |||||
Disease activity | BASDAI < 4 | 35 (10) | 329 (90) | < 0.001 | 1.00 |
BASDAI ≥ 4 | 150 (50) | 152 (50) | 5.17 (3.69–7.22) | ||
Physical function | BASFI < 4 | 20 (6) | 294 (94) | < 0.001 | 1.00 |
BASFI ≥ 4 | 144 (51) | 140 (49) | 7.96 (5.13–12.4) | ||
Spinal mobility | BASMI < 4 | 49 (17) | 237 (83) | < 0.001 | 1.00 |
BASMI ≥ 4 | 103 (38) | 166 (62) | 2.23 (1.66–3.01) | ||
Inflammation‡ | No | 79 (25) | 232 (75) | 0.056 | 1.00 |
Yes | 134 (32) | 286 (68) | 1.26 (0.99–1.59) |