The impact of socioenvironmental characteristics on domains of oral health-related quality of life in Brazilian schoolchildren

Table 1 Bivariate analysis of association between socioeconomic status with oral health- related quality of life in the domains median scores of CPQ _11-14 (n = 286)

Variables	N	Oral symptoms			Functional limitations			Emotional well-being			Social well-being
		Scores > median n (%)	PR¹ crude	P	Scores > median n (%)	PR crude	p	Scores > median n (%)	PR crude	p	Scores > median n (%)	PR crude	P
Sex
Boy	122	44 (36.07%)	1.00		49 (40.16%)	1.00		49 (40.16%)	1.00		53 (43.44%)	1.00
Girl	164	90 (54.88%)	1.52	0.0016	92 (56.10%)	1.40	0.0077	90 (54.88%)	1.37	0.0138	90 (54.88%)	1.26	0.0558
School type
Private	83	18 (21.69%)	1.00		20 (24.10%)	1.00		16 (19.28%)	1.00		15 (18.07%)	1.00
Public	203	116 (57.14%)	2.63	<0.0001	121 (59.61%)	2.47	<0.0001	123 (60.59%)	3.14	<0.0001	128 (63.05%)	3.49	<0.0001
Family income
> 3 wages ²	72	16 (22.22%)	1.00		20 (27.78%)	1.00		14 (19.44%)	1.00		13 (18.06%)	1.00
≤ 3 wages	214	118 (55.14%)	2.48	<0.0001	121 (56.54%)	2.04	<0.0001	125 (58.41%)	3.00	<0.0001	130 (60.75%)	3.36	<0.0001
Father’s education
≤ 8 years	124	67 (54.03%)	1.00		67 (54.03%)	1.00		71 (57.26%)	1.00		75 (60.48%)	1.00
> 8 years	108	38 (35.19%)	0.65	0.0040	42 (38.89%)	0.72	0.0212	39 (36.11%)	0.67	0.0013	35 (32.41%)	0.54	<0.0001
Mother’s education
≤ 8 years	141	83 (58.87%)	1.00		86 (60.99%)	1.00		86 (60.99%)	1.00		90 (63.83%)	1.00
> 8 years	142	48 (33.80%)	0.57	<0.0001	53 (37.32%)	0.61	<0.0001	50 (35.21%)	0.60	<0.0001	51 (35.92%)	0.56	<0.0001
Home ownership
Yes	156	65 (41.67%)	1.00		69 (44.23%)	1.00		70 (44.87%)	1.00		67 (42.95%)	1.00
No	130	69 (53.08%)	1.27	0.0542	72 (55.38%)	1.25	0.0603	69 (53.08%)	1.17	0.1668	76 (58.46%)	1.36	0.009

¹ PR, Prevalence Ratio ² Brazilian minimum wage in effect at time of data collection = US$ 290.

ISSN: 1472-6831