Comparison of those with and without changes on ultrasonography. T test of means used for all statistical tests, except where denoted by *, where Fisher’s exact test was used.
| Mean | US Score < 17, n = 18 | U/S Score ≥ 17, n = 12 | p |
|---|---|---|---|
| Total sicca score | 1.33 | 3.25 | 0.009 |
| % former or current smokers | 27.8 | 41.7 | 0.461* |
| OHIP score | 3.17 | 14.75 | 0.007 |
| HAQ score | 0.82 | 1.15 | 0.138 |
| RAPID3 score | 10.22 | 15.58 | 0.013 |
| ESR | 33.44 | 21.58 | 0.099 |
| CRP | 1.43 | 0.63 | 0.079 |
Significant data are given in bold face. US: ultrasound; OHIP: Oral Health Inventory Profile-14; HAQ: Health Assessment Questionnaire; RAPID3: Routine Assessment of Patient Index Data 3; ESR: erythrocyte sedimentation rate; CRP: C-reactive protein.