Table 3.
Correlation of the nine regions of the Regional Oral Dryness Inventory, r: Spearman’s rho correlation coefficient (BCa 95% confidence interval)
| Upper lip | Anterior palate | Inside Cheeks | Posterior palate | Lower lip | Floor of the mouth | Posterior tongue | Anterior tongue | Pharynx | |
|---|---|---|---|---|---|---|---|---|---|
| Upper lip | r 0.69 (0.61–0.76)* | r 0.65 (0.56–0.72)* | r 0.56 (0.46–0.65)* | r 0.82 (0.76–0.86)* | r 0.61 (0.51–0.70)* | r 0.54 (0.44–0.63)* | r 0.57 (0.47–0.66)* | r 0.54 (0.44–0.63)* | |
| Anterior palate | r 0.72 (0.65–0.78)* | r 0.73 (0.66–0.79)* | r 0.65 (0.57–0.72)* | r 0.70 (0.62–0.76)* | r 0.66 (0.58–0.75)* | r 0.67 (0.58–0.75)* | r 0.58 (0.49–0.67)* | ||
| Inside cheeks | r 0.65 (0.56–0.73)* | r 0.65 (0.56–0.72)* | r 0.75 (0.68–0.82)* | r 0.65 (0.56–0.74)* | r 0.64 (0.54–0.72)* | r 0.61 (0.51–0.70)* | |||
| Posterior palate | r 0.56 (0.47–0.64)* | r 0.69 (0.61–0.76)* | r 0.79 (0.73–0.85)* | r 0.65 (0.57–0.73)* | r 0.69 (0.61–0.76)* | ||||
| Lower lip | r 0.67 (0.60–0.74)* | r 0.55 (0.45–0.63)* | r 0.63 (0.54–0.71)* | r 0.51 (0.41–0.59)* | |||||
| Floor of mouth | r 0.73 (0.66–0.79)* | r 0.72 (0.66–0.78)* | r 0.65 (0.56–0.73)* | ||||||
| Posterior tongue | r 0.75 (0.67–0.81)* | r 0.71 (0.63–0.78)* | |||||||
| Anterior tongue | r 0.57 (0.47–0.65)* | ||||||||
| Pharynx |
* = p < 0.01