Increasing Public Awareness of Direct-to-Consumer Genetic Tests: Health Care Access, Internet Use, and Population Density Correlates
Table 2
Independent correlates of awareness of direct-to-consumer (DTC) genetic testing ()1.
Odds ratio
95% confidence interval
value
Survey year
HINTS 2008
1.00
—
—
HINTS 2012
1.39
1.19–1.64
0.0001
Gender
Female
1.00
—
—
Male
0.98
0.83–1.16
0.8507
Age
18–34
1.00
—
—
35–49
1.26
0.99–1.60
0.0583
50–64
1.64
1.31–2.05
0.0000
65–74
1.60
1.18–2.18
0.0031
75+
1.14
0.81–1.60
0.4573
Race/ethnicity
NH white
1.00
—
—
NH black
0.79
0.62–1.00
0.0499
Hispanic/Latino
0.82
0.62–1.09
0.1719
NH other
0.87
0.65–1.17
0.3628
Annual income
Less than $35,000
1.00
—
—
$35,000 to <$75,000
0.90
0.73–1.13
0.3689
$75,000 or more
1.22
0.97–1.53
0.0896
Missing
1.39
1.02–1.91
0.0402
Education
Less than HS
1.00
—
—
HS graduate
1.05
0.75–1.46
0.7765
Some college
1.31
1.00–1.72
0.0511
College graduate
2.02
1.49–2.75
0.0000
Health insurance
Yes
1.00
—
—
No
1.10
0.90–1.35
0.3516
Regular provider
No
1.00
—
—
Yes
1.27
1.04–1.54
0.0178
Prior cancer diagnosis
No
1.00
—
—
Yes
1.24
1.07–1.44
0.0047
Family history of cancer
No
1.00
—
—
Yes
1.13
0.98–1.32
0.0951
Missing2
0.77
0.53–1.12
0.1638
Internet use
No
1.00
—
—
Yes
1.27
0.97–1.67
0.0823
Population density
Rural
1.00
—
—
Urban
1.25
1.05 –1.49
0.0144
1Missing values in model are listwise; if any case is missing a value on any of the variables they are dropped from the analyses.
2 This category includes (1) “Has no family” (), (2) “Refused,” (3) “Do not know,” and (4) missing for 2008 data; For the 2012 data, this category includes (1) “Missing data (Not Ascertained),” (2) “Multiple responses selected in error,” and (3) “Not sure.”