Multiple logistic regression: odds ratios (OR) and confidence intervals (95% CI) for focal sialadenitis
| Characteristic | Focal sialoadenitis | ||
|---|---|---|---|
| OR | 95% CI | p Value | |
| Age (years) | |||
| Below 35 | 1 | ||
| 35–45 | 2.12 | 0.52 to 8.70 | 0.30 |
| Over 45 | 12.17 | 2.36 to 62.69 | 0.0028 |
| Sex | |||
| Female | 1 | ||
| Male | 0.57 | 0.14 to 2.38 | 0.44 |
| Rheumatoid factor | |||
| Negative | 1 | ||
| Positive | 3.02 | 0.69 to 13.26 | 0.14 |
| Patient group | |||
| SpA | 1 | ||
| AS | 1.66 | 0.41 to 6.66 | 0.48 |
| RA | 1.74 | 0.30 to 10.06 | 0.54 |
| MCTD | 11.91 | 1.01 to 141.0 | 0.049 |
RA = Rheumatoid arthritis; MCTD = mixed connective tissue disease; AS = ankylosing spondylitis; SpA = spondyloarthropathy.