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Table 8 Logistic regression results including an Education-Year interaction term for Diabetes, Hypertension and Heart Disease for the Total Population and by Sex, Brazil 1998–2013

From: Time trends in adult chronic disease inequalities by education in Brazil: 1998–2013

Variables All Females Males
  Diabetes Hypertension Heart Diabetes Hypertension Heart Diabetes Hypertension Heart
Education
 No education 1.66*** 2.22*** 2.70*** 2.83*** 3.34*** 3.58*** 0.82* 1.40*** 1.98***
 Primary or incomplete secondary 1.60*** 1.76*** 1.97*** 2.32*** 2.52*** 2.47*** 1.17* 1.20*** 1.58***
 Secondary 0.99 1.17*** 1.40*** 1.08 1.44*** 1.57*** 1.01 1.00 1.31***
 Some college or more 1.00 1.00 1.00 1.00 1.00 1.00 1.00 1.00 1.00
Year
 1998 1.00 1.00 1.00 1.00 1.00 1.00 1.00 1.00 1.00
 2003 1.20** 1.16*** 1.05 1.14 1.25*** 1.03 1.31*** 1.12** 1.11
 2008 1.48*** 1.22*** 0.94 1.37*** 1.29*** 0.89 1.70*** 1.23*** 1.05
 2013 1.70*** 1.55*** 0.84 1.80*** 1.58*** 0.65** 1.74*** 1.62*** 1.07
Interaction education x year
No education
 2003 1.15 0.98 0.81*** 1.17 0.92 0.80** 1.19 0.99 0.81**
 2008 1.19** 1.03 0.90 1.21 0.95 0.91 1.26** 1.07 0.89
 2013 1.39** 0.74*** 0.64*** 1.22 0.73*** 0.76 1.63** 0.71*** 0.56**
Primary or incomplete secondary
 2003 1.00 1.01 0.87* 1.04 0.94 0.89 0.94 1.02 0.84*
 2008 1.05 1.03 0.94 1.09 0.95 0.94 0.99 1.06 0.93
 2013 1.24* 0.89* 0.79 1.14 0.87 0.94 1.25 0.85 0.68*
Secondary
 2003 1.15 0.90** 0.74*** 1.23 0.83*** 0.72*** 1.04 0.94 0.74**
 2008 1.19* 0.99 0.87* 1.33* 0.92 0.90 1.00 0.99 0.82*
 2013 1.32* 0.92 0.77 1.29 0.90 0.98 1.27 0.88 0.60**
Age (ref = ages 25–49)
 50–94 5.63*** 4.93*** 4.68*** 5.21*** 4.83*** 5.61*** 6.14*** 4.83*** 5.61***
Sex (ref = male)
 Female 1.27*** 1.54*** 1.24*** na na na na na na
Race (ref = non-white)
 White 1.02 0.89*** 1.03 1.01 0.95** 1.10** 1.01 0.95** 1.10**
Proxy
 Yes 0.95 0.90*** 0.90*** 0.97 0.93*** 0.89*** 0.97 0.93*** 0.89***
Region (ref = Southeast)
 North 0.79*** 0.69*** 0.72*** 0.78*** 0.70*** 0.72*** 0.78*** 0.70*** 0.72***
 Northeast 0.75*** 0.80*** 0.63*** 0.71*** 0.77*** 0.67*** 0.71*** 0.77*** 0.67***
 Midwest 0.92** 0.94*** 1.08** 0.87** 0.94* 1.02 0.87** 0.94* 1.02
 South 0.90*** 0.97 1.16*** 0.85** 0.95 1.11** 0.85** 0.95 1.11**
Health Insurance
 Yes 1.20*** 1.14*** 1.20*** 1.31*** 1.23*** 1.26*** 1.31*** 1.23*** 1.26***
  1. *** p <0.001, ** p <0.01, * p <0.05