Oral health-related quality of life and reasons for discontinuing partial removable dental prosthesis usage: a cross-sectional study with one to seven years of follow-up

Table 3 Prevalence of oral impacts, bivariate, and multivariable analyses of factors associated with discontinuation of PRDP use

	Overall oral impacts		Presence of oral impacts:
	Presence (28.9%)	Absence (71.1%)	Adjusted odds ratio (95% CI)
Overall	28.9	71.1
Age (years): <50	31.3	68.7	1 (ref.)
50–69	31.9	68.1	3.72 (0.96–14.34)
≥70	12.1	87.9	1.55 (0.27–8.89)
Sex: Male	30.3	69.7	1 (ref.)
Female	28.4	71.6	0.62 (0.28–1.33)
PRDP wearing status:
Neither UPRDP nor LPRDP	28.3	71.7	1 (ref.)
Not wearing only UPRDP	28.6	71.4	1.81 (0.26–12.33)
Not wearing only LPRDP	38.1	61.9	1.67 (0.57–4.88)
Initial reason for seeking PRDP treatment:
Family suggestion	17.6	82.4	1 (ref.)
Replacing old denture	30.0	70.0	3.67 (0.33–40.12)
Dentist suggestion	27.4	72.6	1.63 (0.32–8.27)
Preventing tooth movement	37.1	62.9	3.39 (0.61–18.89)
Better chewing	33.3	66.7	2.37 (0.41–13.67)
Supported by government health coverage scheme	0.0	100.0	N/A
Social activities	0.0	100.0	N/A
Oral status:
Remaining natural teeth: < 20	11.5	88.5	1 (ref.)
≥ 20	31.5	68.5	2.61 (0.59–11.42)
Posterior occluding pair: <4	25.9	74.1	1 (ref.)
≥4	29.3	70.7	0.76 (0.30–1.93)
Patients’ need for new PRDP: No	27.1	72.9	1 (ref.)
Yes	63.6*	36.4	10.66 (1.85–61.39)*

*Significant association at p < 0.05
CI, confidence interval; N/A, not applicable due to very low samples in the subgroup (n ≤ 2)

ISSN: 1472-6831