| Quality-effects model | Random-effects model | Sensitivity analysis | ||||
---|---|---|---|---|---|---|---|
Pooled prevalence | 95% CI, I2 | Pooled prevalence | 95% CI, I2 | Pooled prevalence | 95% CI, I2 | ||
All studies | HADS (≥ 7/8) | 38% | 30 to 45%, I2 = 85% | 40% | 47 to 33%, I2 = 85% | 36% | 30 to 42%, I2 = 77% |
HADS (≥ 11) | 15% | 6 to 25%, I2 = 89% | 17% | 11 to 24%, I2 = 89% | 14% | 12 to 15%, I2 = 0% | |
SDS | 52% | 29 to 75%, I2 = 96% | 41% | 26 to 58%, I2 = 96% | 36% | 31 to 40%, I2 = 13% | |
AS | HADS (≥ 7/8) | 38% | 28 to 48%, I2 = 86% | 38% | 28 to 48%, I2 = 86% | 36% | 28 to 45%, I2 = 79% |
HADS (≥ 11) | 18% | 3 to 36%, I2 = 94% | 18% | 3 to 36%, I2 = 94% | 11% | 8 to 15%, I2 = 0% | |
SDS | 52% | 28 to 76%, I2 = 96% | 41% | 25 to 58%, I2 = 96% | 35% | 31 to 39%, I2 = 0% | |
nr-axSpA | HADS (≥ 7/8) | 36% | 27 to 46%, I2 = 71% | 36% | 27 to 46%, I2 = 71% | NA | NA |