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. 2012 Jan;67(1):27–33. doi: 10.6061/clinics/2012(01)05

Table 2.

Multivariate analysis of the association between the socioeconomic-demographic variables and periodontitis in pregnant women from Recife, Brazil, 2008.

Variables OR a) (95% CI)a) Non-adjustedp-value OR b) (95% CI) b) p-value adjusted for intra-level variables
Schooling (years)
9 or more 1.00 1.00
5-8 2.22 (0.77-6.86) 0.16 1.76 (0.63-4.87) 0.270
0-4 16.64 (6.25-48.12) 0.0001 8.79 (3.33-23.20) 0.000
Income
>1 MS 1.00 1.00
≤1 MS 5.62 (2.75-11.81) 0.0001 3.18 (1.56-6.50) 0.001
Marital status
Stable partner 1.00 1.00
Single 4.03 (2.48-6.54) 0.0001 2.27 (1.38-3.74) 0.001
Age (years)
13-19 1.00 1.00
20-29 1.97 (1.07-3.64) 0.027 1.76 (0.94-3.28) 0.070
30 or more 2.23 (1.10-4.53) 0.024 1.65 (0.80-3.41) 0.170
a

non-adjusted.

b

adjusted for schooling, household income, marital status and patient age.

c

OR: odds ratio; CI: confidence interval.

d

MS: minimum salary; 1 MS equivalent to US$ 250.00.