Table 4.
Sociodemographic characteristics of the adults with a history of atherosclerotic cardiovascular disease who used health information technology (n=2194).a
| Sociodemographic characteristics | Used HITb, % (95% CI) | Unadjusted prevalence ratio (95% CI) | P value | Adjusted prevalence ratioc (95% CI) | P value | ||||||
| Gender | |||||||||||
|
|
Male | 24.3 (21.5-27.0) | 1.0 (Ref)d | N/Ae | 1.0 (Ref) | N/A | |||||
|
|
Female | 25.9 (22.5-29.2) | 0.9 (0.7-1.0) | .08 | 1.1 (0.9-1.3) | .40 | |||||
| Age (years) | |||||||||||
|
|
70+ | 19.6 (16.9-22.4) | 1.0 (Ref) | N/A | 1.0 (Ref) | N/A | |||||
|
|
60-69 | 29.2 (25.2-33.3) | 1.6 (1.3-1.9) | <.001 | 1.5 (1.3-1.8) | <.001 | |||||
|
|
50-59 | 33.3 (26.7-40.0) | 1.7 (1.3-2.2) | <.001 | 1.7 (1.3-2.2) | <.001 | |||||
|
|
40-49 | 42.2 (29.3-55.0) | 2.2 (1.6-3.1) | <.001 | 2.2 (1.6-3.1) | <.001 | |||||
|
|
30-39 | 46.1 (27.4-64.9) | 2.9 (1.9-4.6) | <.001 | 2.4 (1.6-3.7) | <.001 | |||||
|
|
18-29 | 74.7 (15.8-133.5) | 2.8 (1.1-7.1) | .03 | 3.9 (1.7-8.6) | .001 | |||||
| Race/ethnicity | |||||||||||
|
|
Non-Hispanic White | 26.4 (23.7-29.0) | 1.0 (Ref) | N/A | 1.0 (Ref) | N/A | |||||
|
|
Hispanic | 23.4 (16.5-30.5) | 0.7 (0.5-1.0) | .03 | 0.9 (0.7-1.2) | .43 | |||||
|
|
Non-Hispanic Black | 20.5 (15.9-25.1) | 0.7 (0.6-0.9) | .01 | 0.8 (0.6-1.0) | .04 | |||||
|
|
Non-Hispanic Asian | 17.8 (9.4-26.1) | 0.7 (0.4-1.3) | .31 | 0.7 (0.4-1.1) | .10 | |||||
|
|
Non-Hispanic multiple races and other races | 17.1 (1.7-32.6) | 0.6 (0.2-1.5) | .24 | 0.6 (0.3-1.6) | .35 | |||||
| Poverty income ratio | |||||||||||
|
|
Below poverty level | 20.7 (16.1-25.3) | 1.0 (Ref) | N/A | 1.0 (Ref) | N/A | |||||
|
|
Between 100% and 200% of poverty level | 22.4 (18.4-26.5) | 1.0 (0.8-1.4) | .89 | 1.1 (0.8-1.4 | .56 | |||||
|
|
>200% above poverty level | 27.4 (24.4-30.5) | 1.8 (1.4-2.3) | <.001 | 1.3 (1.0-1.7) | .03 | |||||
| Employment status | |||||||||||
|
|
Not employed | 23.6 (21.3-25.9) | 1.0 (Ref) | N/A | 1.0 (Ref) | N/A | |||||
|
|
Employed | 33.1 (27.6-38.6) | 2.5 (2.1-3.0) | <.001 | 1.4 (1.2-1.7) | <.001 | |||||
| Marital status | |||||||||||
|
|
Not married | 21.4 (18.8-24.1) | 1.0 (Ref) | N/A | 1.0 (Ref) | N/A | |||||
|
|
Married | 29.8 (26.4-33.3) | 1.6 (1.4-1.9) | <.001 | 1.4 (1.2-1.6) | <.001 | |||||
| Health status | |||||||||||
|
|
Better | 24.3 (20.6-28.0) | 1.0 (Ref) | N/A | 1.0 (Ref) | N/A | |||||
|
|
Worse | 26.3 (22.1-30.5) | 0.8 (0.6-1.0) | .07 | 1.1 (0.9-1.3) | .49 | |||||
|
|
About the same | 24.6 (21.6-27.7) | 0.8 (0.7-1.0) | .07 | 1.0 (0.8-1.2) | .90 | |||||
| Education level | |||||||||||
|
|
≤High school | 12.0 (9.8-14.2) | 1.0 (Ref) | N/A | 1.0 (Ref) | N/A | |||||
|
|
Some college | 34.9 (30.7-39.2) | 3.3 (2.6-4.0) | <.001 | 2.9 (2.3-3.6) | <.001 | |||||
|
|
≥Bachelor's degree | 44.2 (38.5-50.0) | 4.4 (3.5-5.4) | <.001 | 3.7 (2.9-4.6) | <.001 | |||||
| Insurance coverage | |||||||||||
|
|
Not covered | 24.9 (22.7-27.1) | 1.0 (Ref) | N/A | 1.0 (Ref) | N/A | |||||
|
|
Covered | 26.9 (14.8-36.0) | 1.6 (1.0-2.4) | .04 | 1.1 (0.7-1.7) | .72 | |||||
aItalicized values are significant at P<.05.
bHIT: health information technology. HIT use is a composite variable coded using consecutive “OR” statements for the 5 indicators of HIT use measured in the National Health Interview Survey.
cPrevalence ratio adjusted for other sociodemographic characteristics.
dRef: Reference.
eN/A: not applicable.