Table 3.

Awareness and use of CT colonography among respondents ages 50 to 75 years, by sociodemographic and health care access variables, National Health Interview Survey (NHIS), 2010

Heard of CT colonographyEver had CT colonography
CharacteristicNa%b (95% CI)Na%b (95% CI)
Total8,84820.3 (19.2–21.4)8,8431.3 (1.0–1.7)
Gender
 Male3,89119.8 (18.2–21.5)3,8881.7 (1.2–2.4)
 Female4,95720.8 (19.4–22.2)4,9551.0 (0.7–1.3)
Race
 White6,75621.7 (20.4–23.0)6,7511.3 (1.0–1.7)
 Black1,51712.8 (11.1–14.8)1,5171.8 (1.2–2.7)
 Asian47012.9 (9.6–17.2)4700.4 (0.1–1.6)
 American Indian/Alaska native8217.3 (9.9–28.6)821.1 (0.2–5.7)
Hispanic or Latino
 No7,67621.4 (20.2–22.6)7,6721.3 (1.0–1.6)
 Yes1,1729.5 (7.7–11.7)1,1712.0 (1.1–3.7)
Age, y
 50–594,17219.6 (18.0–21.2)4,1710.8 (0.5–1.3)
 60–693,34822.3 (20.6–24.2)3,3472.0 (1.5–2.7)
 70–751,32818.4 (16.0–21.1)1,3251.5 (0.9–2.4)
Education
 <12 y1,5239.5 (7.6–11.6)1,5211.4 (0.8–2.5)
 High school graduate2,45113.2 (11.7–14.9)2,4501.0 (0.7–1.7)
 Some college2,49022.3 (20.1–24.6)2,4881.2 (0.7–1.9)
 College graduate2,35131.0 (28.6–33.4)2,3511.6 (1.1–2.5)
Health care insurance–ages 50–64
 Private3,96923.2 (21.5–24.9)3,9671.0 (0.7–1.5)
 Military without private26917.5 (12.4–24.1)2692.5 (1.2–5.2)
 Only government/public82612.4 (10.0–15.4)8262.0 (1.1–3.7)
 None/single service97513.4 (11.0–16.3)9750.3 (0.1–0.8)
Health care insurance–ages 65—75
 Private1,33823.8 (21.1–26.8)1,3371.5 (0.9–2.5)
 Medicare without private1,37015.6 (13.5–18.0)1,3681.9 (1.2–3.0)
 Only government/public4010.8 (4.8–22.6)403.2 (0.8–12.3)
 None/single service422.8 (0.4–16.7)420.0 (0.0–8.4)
Usual source of health care
 No87215.9 (12.9–19.4)8711.5 (0.7–2.9)
 Yes7,97520.7 (19.5–21.9)7,9711.3 (1.0–1.7)
  • aSample size for each response category.

  • bEstimates are age-adjusted to the 2000 U.S. standard population using the following age groups: 50–54, 55–59, 60–64, 65–69, and 70–75.