Table 1.

Characteristics of included participants

Patient characteristics		n	%
Gender	Female	48	42.1
	Male	66	57.9
Age	Min.	42.9	-
	Max.	88.4	-
Smoking habits	Yes	27	23.7
	No	87	76.3
RODs	Total	130	100
	Included	128	98.5
	Excluded	2	1.5
Frequency of tooth brushing	2×/day	82	76.3
	1×/day	44	20.2
	Occasionally	3	2.6
	Never	1	0.9
Frequency of denture cleaning	2×/day	82	64.1
	1×/day	44	34.4
	Occasionally	2	1.6
Use of chlorhexidine	Daily	24	21.1
	Occasionally	18	15.8
	Never	72	63.2
Xerostomia	Yes	38	33.3
	No	76	66.7
Recall frequency	≤ 6 months	56	49.2
	1–2 years	36	31.6
	Never	21	18.4
	Not ascertained	1	0.9
Denture wearing habits	Day	39	30.5
	Day and night	89	69.5