Volume 27, Number 5—May 2021
Dispatch
Racial and Ethnic Disparities in Incidence of SARS-CoV-2 Infection, 22 US States and DC, January 1–October 1, 2020
, Wen Li1, Miriam E. Van Dyke, Gibril J. Njie, Heather M. Scobie, Erin M. Parker, Ana Penman-Aguilar2, and Kristie E.N. Clarke2
Table
Incidence of severe acute respiratory syndrome coronavirus 2 infections by sex, race/ethnicity, and age group, 22 US states and District of Columbia, January 1–October 1, 2020*
| Characteristic | No. (%), n = 1,751,627† | Cumulative incidence (95% CI)‡§ | Cumulative incidence ratio (95% CI)§ |
|---|---|---|---|
| Sex | |||
| F | 898,970 (51.7) | 1,734 (1,730–1,737) | Referent |
| M |
841,487 (48.3) |
1,672 (1,668–1,675) |
0.96 (0.96–0.97) |
| Race and ethnicity¶ | |||
| Non-Hispanic White | 657,437 (47.7) | 935 (933–938) | Referent |
| Non-Hispanic Black | 225,477 (16.4) | 1,974 (1,965–1,982) | 2.11 (2.10–2.12) |
| Non-Hispanic Asian | 33,703 (2.4) | 874 (865–884) | 0.93 (0.92–0.95) |
| Non-Hispanic multiple races | 22,650 (1.6) | 957 (944–969) | 1.02 (1.01–1.04) |
| Non-Hispanic American Indian or Alaska Native | 19,259 (1.4) | 2,274 (2,242–2,306) | 2.43 (2.40–2.47) |
| Non-Hispanic Native Hawaiian or other Pacific Islander | 7,226 (0.5) | 2,693 (2,631–2,755) | 2.88 (2.81–2.95) |
| Hispanic/Latino | 375,418 (27.3) | 2,860 (2,850–2,869) | 3.06 (3.05–3.07) |
| Non-Hispanic other |
36,104 (2.6) |
NA |
NA |
| Age group, y | |||
| <19 | 191,303 (11.5) | 774 (770–777) | 0.33 (0.33–0.34) |
| 20–34 | 473,627 (28.4) | 2,316 (2,310–2,323) | Referent |
| 35–44 | 270,405 (16.2) | 2,146 (2,138–2,154) | 0.93 (0.92–0.93) |
| 45–54 | 258,400 (15.5) | 2,060 (2,052–2,068) | 0.89 (0.89–0.89) |
| 55–64 | 216,848 (13.0) | 1,591 (1,584–1,597) | 0.69 (0.68–0.69) |
| 65–74 | 128,348 (7.7) | 1,220 (1,213–1,226) | 0.53 (0.52–0.53) |
| 75–84 | 74,539 (4.5) | 1,366 (1,356–1,376) | 0.59 (0.59–0.59) |
| >85 | 51,472 (3.1) | 2,283 (2,263–2,303) | 0.99 (0.98–0.99) |
*Data from District of Columbia and 22 US states: Alaska, Arkansas, Florida, Hawaii, Iowa, Kansas, Massachusetts, Maine, Michigan, Minnesota, Mississippi, Montana, Nebraska, New Hampshire, New Mexico, Nevada, Ohio, Oregon, Tennessee, Utah, Vermont, and Wisconsin. Data from Data Collation and Integration for Public Health Event Responses platform (https://data.cdc.gov/browse?tags=covid-19). NA, not available. †Missing sex data for 11,170 persons; race/ethnicity data for 374,353 persons; and age data for 86,685 persons (not included in percentage calculations). ‡Cases per 100,000 persons. Population denominators from 2019 US Census (Annual County Resident Population Estimates by Age, Sex, Race, and Hispanic Origin, https://www.census.gov/programs-surveys/popest/technical-documentation/file-layouts.html). §Calculated using a normal approximation (Xu J, Kockanek KD, Murphy SL, Tejada-Vera B. Deaths: final data for 2007. National Center for Health Statistics. 2010 [cited 2020 Oct 16]. https://www.cdc.gov/nchs/data/nvsr/nvsr58/nvsr58_19.pdf). ¶No measures were calculated for 36,104 Non-Hispanic persons of other races because of lack of population denominator information from US Census Bureau.
1These first authors contributed equally to this article.
2These senior authors contributed equally to this article.