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Table 2 Weighted multivariate logistic regression model of predictors of awareness of direct-to-consumer genetic testing services across 4 waves of the Health Information National Trends Survey (HINTS) from 2011 to 2014

From: Rural-urban and racial-ethnic differences in awareness of direct-to-consumer genetic testing

  Predictors of awareness of DTC genetic testing
  Odds Ratio (95% CI) Beta coefficient SE Beta P value
Geographic location     
Urban Reference    
Rural 0.74 (0.63–0.87) −0.30 0.08 < .001
Gender     
Male Reference    
Female 1.06 (0.94–1.19) 0.06 0.06 0.329
Age, years     
18–34 Reference    
35–49 0.88 (0.73–1.05) −0.13 0.09 0.163
50–64 1.14 (0.96–1.35) 0.13 0.09 0.138
65–74 1.01 (0.84–1.23) 0.01 0.10 0.882
≥75 0.67 (0.54–0.83) −0.39 0.11 < .001
Race/ethnicity     
NH white Reference    
Hispanic 0.68 (0.56–0.82) −0.39 0.09 < .001
NH black 0.74 (0.61–0.90) −0.31 0.10 0.002
NH other 0.71 (0.55–0.92) −0.34 0.13 0.009
Missing 0.62 (0.49–0.78) −0.48 0.12 < .001
Education     
Less than high school Reference    
High school graduate 1.07 (0.83–1.37) 0.06 0.13 0.611
Some college 1.61 (1.27–2.05) 0.48 0.12 < .001
College graduate 2.43 (1.90–3.10) 0.89 0.12 < .001
Missing 1.61 (0.92–2.82) 0.48 0.28 0.093
Household income     
 <$20,000 Reference    
$20,000 to < $35,000 1.10 (0.88–1.36) 0.09 0.11 0.407
$35,000 to < $50,000 1.12 (0.89–1.40) 0.11 0.12 0.324
$50,000 to < $75,000 1.31 (1.05–1.63) 0.27 0.11 0.017
$75,000+ 1.65 (1.34–2.03) 0.50 0.11 < .001
Missing 1.31 (0.86–2.01) 0.27 0.22 0.204
HINTS administration     
2011 (HINTS 4 Cycle 1) Reference    
2012 (HINTS 4 Cycle 2) 1.72 (1.47–2.02) 0.54 0.08 < .001
2013 (HINTS 4 Cycle 3) 0.96 (0.81–1.13) −0.04 0.09 0.622
2014 (HINTS 4 Cycle 4) 0.97 (0.82–1.14) −0.03 0.08 0.716
  1. DTC direct-to-consumer, SE standard error, NH non-Hispanic