Table 2.
Perceived oral dryness in nine different intra-oral regions as determined with the Regional Oral Dryness Inventory (RODI) in patients visiting a saliva clinic. Data are presented as median with corresponding interquartile range (IQR) and mean with standard deviation (SD)
| Median | IQR | Mean | SD | N | |
|---|---|---|---|---|---|
| Upper lip | 3.0 | 2.0–4.0 | 2.80 | 1.26 | 303 |
| Anterior palate | 3.0 | 1.0–4.0 | 2.82 | 1.40 | 302 |
| Inside cheeksa,b | 3.0 | 1.0–4.0 | 2.68 | 1.34 | 302 |
| Posterior palatea,b, c | 3.0 | 2.0–4.0 | 3.09 | 1.35 | 302 |
| Lower lipd | 3.0 | 2.0–4.0 | 2.70 | 1.26 | 299 |
| Floor of the moutha,b,c,d,e | 2.0 | 1.0–4.0 | 2.54 | 1.34 | 297 |
| Posterior tonguea,b,c,e,f | 3.0 | 2.0–4.0 | 3.03 | 1.32 | 297 |
| Anterior tonguea,c,d,e,f | 3.0 | 2.0–4.0 | 2.94 | 1.40 | 297 |
| Pharynxa,b,c,d,e,f | 3.0 | 2.0–4.0 | 2.96 | 1.36 | 297 |
Wilcoxon signed-rank tests: ap < 0.05 vs upper lip, bp < 0.05 vs anterior palate, cp < 0.05 vs inside cheeks, dp < 0.05 vs posterior palate, ep < 0.05 vs lower lip, fp < 0.05 vs floor of mouth, gp < 0.05 vs posterior tongue, and hp < 0.05 vs anterior tongue