Characteristic | Respondents N (%) | Non-respondents N (%) | P Value* |
---|---|---|---|
Sex | .063 | ||
Male | 441 (34.2) | 44 (42.7) | |
Female | 805 (62.5) | 57 (55.3) | |
Missing | 43 (3.3) | 2 (2.0) | |
Age | <.001 | ||
<40 years | 555 (43.1) | 27 (26.2) | |
40–64 years | 568 (44.1) | 44 (42.7) | |
≥65 years | 106 (8.2) | 22 (21.4) | |
Missing | 60 (4.6) | 10 (9.7) | |
Race/ethnicity | .802 | ||
African American | 470 (36.4) | 41 (39.8) | |
White | 641 (49.7) | 49 (47.6) | |
Other† | 123 (9.5) | 9 (8.7) | |
Missing | 55 (4.3) | 4 (3.9) | |
Education | Not collected | ||
Less than high school | 121 (9.4) | ||
High school graduate | 325 (25.2) | ||
Some college | 521 (40.4) | ||
Bachelor’s degree | 143 (11.1) | ||
More than Bachelor’s degree | 102 (7.9) | ||
Missing | 77 (6.0) | ||
Income | Not collected | ||
<$15,000 | 231 (17.9) | ||
$15,000–$24,999 | 153 (11.9) | ||
$25,000–$39,999 | 223 (17.3) | ||
$40,000–$69,999 | 272 (21.1) | ||
≥$70,000 | 234 (18.2) | ||
Missing | 176 (13.7) |
* χ2 test used to compare proportions of given variables between respondents and non-respondents, except age, which used Student’s t test for comparison of means.
† Other category includes: Hispanic (35.6%), Asian/Pacific Islander (17.4%), Native American (12.9%), unspecified other (34.1%).