Volume 27, Number 4—April 2021
Dispatch
SARS-CoV-2 Seropositivity among US Marine Recruits Attending Basic Training, United States, Spring–Fall 2020
Andrew G. Letizia
, Yongchao Ge, Carl W. Goforth, Dawn L. Weir, Rhonda Lizewski, Stephen Lizewski, Alessandra Soares-Schanoski, Sindhu Vangeti, Nada Marjanovic, Stuart C. Sealfon, and Irene Ramos
, Yongchao Ge, Carl W. Goforth, Dawn L. Weir, Rhonda Lizewski, Stephen Lizewski, Alessandra Soares-Schanoski, Sindhu Vangeti, Nada Marjanovic, Stuart C. Sealfon, and Irene Ramos
Table 1
Demographics of 3,196 COVID-19 Health Action Response for Marines study participants with valid IgG data, United States, May 11–September 7, 2020*
| Characteristic | Total |
|---|---|
| Age, y, mean (SD) |
19.1 (1.9) |
| Sex | |
| M | 2,939 (92.0) |
| F |
257 (8.0) |
| Race or ethnicity | |
| Non-Hispanic White | 1,817 (56.9) |
| Non-Hispanic Black | 414 (13.0) |
| Non-Hispanic other† | 197 (6.2) |
| Hispanic |
768 (24.0) |
| IgG | |
| Negative | 2,907 (91.0) |
| Positive |
289 (9.0) |
| COVID-19 by PCR | |
| Negative | 3,054 (95.6) |
| Positive | 28 (0.9) |
| Other‡ |
114 (3.6) |
| State group§ | |
| Early spring | 701 (21.9) |
| Late spring | 1,389 (43.5) |
| Summer | 994 (31.1) |
| Other‡ |
112 (3.5) |
| Resides in a country other than the United States | |
| No | 3,084 (96.5) |
| Yes | 23 (0.7) |
| Other‡ |
89 (2.8) |
| Born in a country other than the United States | |
| No | 2,928 (91.6) |
| Yes | 231 (7.2) |
| Other‡ | 37 (1.2) |
*Values are no. (%) except as indicated. COVID-19, coronavirus disease. †Non-Hispanic other also includes participants with missing values. ‡Inconclusive assay or the participant left question blank or answered by marking unknown. §Defined in Figure 2, panel A, and the Appendix (https://wwwnc.cdc.gov/EID/article/27/4/20-4732-App1.pdf).
Page created: January 26, 2021
Page updated: March 18, 2021
Page reviewed: March 18, 2021
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