Association of caries experience and dental plaque with sociodemographic characteristics in elementary school-aged children: a cross-sectional study

Table 4 Relationship between demographic factors and plaque index by multiple linear regressions*

Predictor Variables	B	Std. Error	P value
Age	2.44	0.50	<0.001
Gender	−1.31	1.56	0.40
District	−0.91	1.67	0.58
Never experienced dental pain^a	−1.24	1.87	0.50
Often experienced dental pain^b	0.25	2.15	0.90
Father’s education
≤ High school^c	0.81	4.51	0.85
> High School^d	3.14	5.41	0.56
Mother’s education
≤ High school^e	−4.88	4.43	0.27
> High school^f	−7.79	5.68	0.17
Father’s Occupation
Self-employment^g	−4.16	2.42	0.08
Government service^h	−3.69	2.90	0.20
Mother’s Occupation
Self-employment	−1.84	2.52	0.46
Government service^j	2.77	3.61	0.44
Parent Supervision	−1.83	1.77	0.30

^aDental pain experience is a dummy variable taking the value 1 if the respondent is never and zero otherwise
^bDental pain experience is a dummy variable taking the value 1 if the respondent is very and little and zero otherwise
^cFather education is a dummy variable taking the value 1 if the respondent is ≤high school and zero otherwise
^dFather education is a dummy variable taking the value 1 if the respondent is >high School and zero otherwise
^eMother education is a dummy variable taking the value 1 if the respondent is ≤high school and zero otherwise
^fMother education is a dummy variable taking the value 1 if the respondent is >high School and zero otherwise
^gFather occupation is a dummy variable taking the value 1 if the respondent is self-employment and zero otherwise
^hFather occupation is a dummy variable taking the value 1 if the respondent is government service and zero otherwise
ⁱMother occupation is a dummy variable taking the value 1 if the respondent is self-employment and zero otherwise
^jMother occupation is a dummy variable taking the value 1 if the respondent is government service and zero otherwise
*The regression was adjusted for sex &age

ISSN: 1472-6831