Table 3. Correlation between individual variables, knowledge among women, and non-completion of Pap smear in a successive three-year period in univariate and multivariate analyses. Boa Vista, RR, Northern Brazil, 2013.

Explanatory variables	Did not undergo screening in the last 3 years (%)	p	OR_univariate	OR_adjusted
Household income per capita ≤ R$1,000.00	16.6	< 0.001	3.1 (1.4-7.0)	2.8 (1.2-6.7)
Household income per capita > R$1,000.00	5.9	< 0.001	1	1
Had a medical visit in the last year	34	< 0.0001	0.2 (0.1-0.3)	0.4 (0.1-0.7)
No visit in the last year	8.8	< 0.0001	1	1
Know the name of the virus that causes CC	6.0	< 0.01	0.3 (0.1-0.8)	0.5 (0.2-0.8)
Do not know	16.9	< 0.01	1	1
Know which test detects CC	13.2	0.02	0.3 (0.1-0.8)	0.5 (0.2-0.9)
Do not know	29.0	0.02	1	1
Know when screening begins	9.7	< 0.001	0.4 (0.2-0.7)	0.6 (0.2-0.8)
Do not know	19.7	< 0.001	1	1
Know that a vaccine to prevent CC exists	5.4	< 0.0001	0.2 (0.1-0.5)	0.6 (0.2-0.9)
Do not know	17.1	< 0.0001	1	1
Age > 35 years	16.0	ns	0.7 (0.4-1.1)	–
Age ≤ 35 years	12.0	ns	1
Schooling till primary education	22.5	ns	2 (1.2-3.4)	–
High school or beyond	12.4	ns	1
Unmarried/Widowed/Separated status	15.7	ns	0.8 (0.5-1.2)	–
Married or in a stable union	13.0	ns	1
Receive government assistance	15.4	ns	1.7 (0.7-1.8)	–
Do not receive government assistance	13.4	ns	1
More than 5 family members in household	14.0	ns	0.9 (0.5-1.7)	–
Up to 5 family members in household	14.3		1
Smoker	15.6	ns	1.1 (0.7-1.9)	–
Non-smoker	13.7		1
Use alcohol	15.4	ns	1.1 (0.3-3.2)	–
Do not use alcohol	14.2		1
Family history of CC	17.7	ns	1.3 (0.7-2.4)	–
No family history of CC	13.6		1
Do not receive a home visit from health professional in the last year	14.1	ns	1.0 (0.6-1.8)	–
Received a visit	14.8		1
Know how frequently screening is done	13.7	ns	0.9 (0.5-1.4)	–
Do not know frequency	14.8		1

CC: cervical cancer; NS: not significant (p > 0.15) for univariate analysis