Table 1.
Demographic characteristics of participants in a survey on community seroprevalence of SARS-CoV-2 antibodies and 2019 population estimates, Denver County, Colorado, July–August 2020
| Characteristic | No. (%) of participants (N = 404) |
Denver County residents (n = 727 211) a |
P value b |
|---|---|---|---|
| Age group, y | <.001 | ||
| 0-17 | 21 (5.2) | 138 625 (19.1) | |
| 18-49 | 267 (66.1) | 392 985 (54.0) | |
| 50-64 | 69 (17.1) | 108 766 (15.0) | |
| ≥65 | 47 (11.6) | 86 835 (11.9) | |
| Gender | .20 | ||
| Male | 189 (46.8) | 364 478 (50.1) | |
| Female | 214 (53.0) | 362 733 (49.9) | |
| Other (nonbinary) | 1 (0.2) | NA | |
| Race and ethnicity | <.001 | ||
| Non-Hispanic White | 301 (74.5) | 399 284 (54.9) | |
| Non-Hispanic Black | 12 (3.0) | 64 632 (8.9) | |
| Hispanic | 65 (16.1) | 212 984 (29.3) | |
| Non-Hispanic Asian/Pacific Islander, American Indian/Alaska Native | 16 (4.0) | 33 056 (4.5) | |
| Multiple races/ unknown | 10 (2.5) | 17 255 (2.4) | |
Abbreviation: NA, not available.
a
2019 US Census Bureau population estimates from 2 data sources: single-year age data used to obtain population estimates for single-year age groups 13 and race and ethnicity data including multiple races. 14 All values are number (percentage).
b
Using the F-test for goodness-of-fit of participants according to household selection probability. 15 P < .05 indicates significant differences.