Relationship between oral health literacy of caregivers and the oral health-related quality of life of children: a cross-sectional study

Table 4 Adjusted analysis of variables associated with the total score and each domain of B-ECOHIS

Prevalence	The child impact section		The family impact section		Score Total B-ECOHIS
Prevalence	PR* (95% IC)	p	PR* (95% IC)	p	PR* (95% IC)	p
Number of siblings
None	Ref
1 or more					0.70 (0.52–0.95)	0.02
Mother’s age
≤ 30 years	Ref
> 30 years	0.72 (0.52–0.98)	0.04
Untreated caries experience
Absence	Ref
Presence	1.53 (1.09–2.13)	0.01	4.02 (2.49–6.48)	0.00	1.84 (1.35–2.50)	0.00

Severity	The child impact section		The family impact section		Score Total B-ECOHIS
Severity	RR** (95% IC)	p	RR** (95% IC)	p	RR** (95% IC)	p
Number of siblings
None	Ref
1 or more	1.62 (1.05–2.49)	0.02	1.55 (1.03–2.33)	0.03	1.28 (0.98–1.67)	0.06
Untreated caries experience
Absence	Ref
Presence	1.33 (0.87–2.03)	0.18			1.42 (1.09–1.85)	0.00

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