. 2020 Dec 8;70(6):427–434. doi: 10.1111/idj.12586

Table 5.

Associations between clinical diagnosis of hyposalivation and each item of questionnaire on xerostomia

Variables	Hyposalivation		Total n (%)	P-value^†
	Yes	No
	n (%)	n (%)
1. Feel dry mouth during meals
Yes	28 (60.9)	18 (39.1)	46 (100.0)	0.003^*
No	134 (37.6)	222 (62.4)	356 (100.0)	0.003^*
2. Have difficulty swallowing food
Yes	15 (45.5)	18 (54.5)	33 (100.0)	0.529
No	147 (39.8)	222 (60.2)	369 (100.0)	0.529
3. Perceive small amount of saliva in your mouth most of the time
Yes	42 (59.2)	29 (40.8)	71 (100.0)	<0.001^*
No	120 (36.3)	211 (63.7)	331 (100.0)	<0.001^*
4. Feel dry mouth at night or upon waking
Yes	79 (47.6)	87 (52.4)	166 (100.0)	0.012^*
No	83 (35.2)	153 (64.8)	236 (100.0)	0.012^*
5. Feel dry mouth during the day
Yes	48 (52.7)	43 (47.3)	91 (100.0)	0.006^*
No	114 (36.7)	197 (63.3)	311 (100.0)	0.006^*
6. Chew gum or mints to relieve the sensation of dry mouth
Yes	11 (68.8)	5 (31.2)	16 (100.0)	0.018^*
No	151 (39.1)	235 (60.9)	386 (100.0)	0.018^*
7. Frequently wake up thirsty at night
Yes	38 (44.7)	47 (55.3)	85 (100.0)	0.351
No	124 (39.1)	193 (60.9)	317 (100.0)	0.351
8. Have a burning sensation on your tongue
Yes	12 (46.2)	14 (53.8)	26 (100.0)	0.529
No	150 (39.9)	226 (60.1)	376 (100.0)	0.529

P < 0.05.

^{^†}

Pearson’s chi-squared test.