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Table 2 Comparison of study sample characteristics with 2018–2019 U.S. Census estimates

From: Social media as a recruitment platform for a nationwide online survey of COVID-19 knowledge, beliefs, and practices in the United States: methodology and feasibility analysis

Variable

Percentage of study sample

Percentage of adult U.S. population

Sex

 Female

57.7

51.3

 Male

41.2

48.7

Age group (years)

 18–29

9.3

21.3

 30–39

16.2

17.2

 40–49

18.4

15.9

 50–59

27.5

16.9

 60–69

22.0

14.7

 70–79

6.0

8.9

 80+

0.5

5.0

Race/ethnicity

 Non-Hispanic Black

0.7

13.4

 Non-Hispanic White

92.3

60.4

 Asian/Pacific Islander

1.0

6.1

 Hispanic/Latinx

2.9

18.3

 Native American or American Indian

1.0

1.3

 Interracial, Mixed race, or Other

2.0

2.7

Region

 

 Northeast

25.6

17.1

 Midwest

29.8

20.8

 South

29.5

38.3

 West

15.1

23.9

Educational attainment

 

 High School or below

15.7

39.5

 Some college

34.2

18.5

 Bachelor’s degree

27.5

20.6

 Masters/Professional degree or above

22.5

11.6

  1. Percentages may not sum to 100 due to rounding. Census estimates for age, sex, and education are among adults aged 18 years and older, while estimates for race and region are among the total population