Parental reports of the oral health-related quality of life of children with cerebral palsy

BMC Oral Health

Table 4 Univariate analysis for association between impairments characteristics, dental caries and socioeconomic factors in relation to total score - OHRQoL instrument

Covariates	Robust RR	(95% CI)	P - value *
Impairments and Oral Health conditions
Type of CP
Hemiplegia
Diplegia	0.96	0.65, 1.41
Quadriplegia	1.27	0.80, 1.99	0.521
Cognitive ability
Normal to mild disability
Moderate to severe disability	1.68	1.18, 2.40	0.004
Gross Motor Function Classification
GMFCS I to III
GMFCS IV and V	1.17	0.80, 1.70	0.411
Seizures
No
Yes	1.19	0.78, 1.82	0.412
Dental caries
No
Yes	1.74	1.23, 2.47	0.002
Socioeconomic factors
Child gender
Male
Female	0.84	0.58, 1.22	0.365
Household crowding
≤ 1 inhabitants per room
> 1 inhabitants per room	1.50	1.02, 2.20	0.038
Number of siblings
None
One	1.33	0.90, 1.97
Two or more	1.43	0.79, 2.59	0.305
Mother's education
< 8 years
≥ 8 years	0.87	0.60, 1.26	0.471
Father's education
< 8 years
≥ 8 years	0.57	0.38, 0.85	0.006
Familial income
≤ 1 BMW
≤ 2 BMW	0.61	0.43, 0.86
≥ 3 BMW	0.35	0.22, 0.58	< 0.001

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