Table 2. Potential exposures to severe acute respiratory syndrome coronavirus 2 by 193 evacuees returning from Wuhan, China, to the United States, January 2020* .
| Exposure risk factors | No./total no. (%)† |
|---|---|
| Relevant exposures for serology results‡ | |
| Animal contact | |
| Visited the Huanan Seafood Market in past 2 mo | 1/186 (1) |
| Visited any live animal market in past 2 mo | 9/186 (5) |
| Visited any settings with domesticated animals in past 2 mo | 39/186 (21) |
| Visited any settings with nondomesticated animals in past 2 mo | 8/186 (4) |
| Had direct contact with any animals in past 2 mo | 52/186 (28) |
| Human contact | |
| Had close contact with laboratory-confirmed COVID-19 case-patient in past 2 mo | 1/186 (1) |
| Had close contact with person with fever and/or acute respiratory illness in past 2 mo | 30/186 (16) |
| High-risk settings | |
| Visited a healthcare setting (not in United States) in past 2 mo | 8/186 (4) |
| Worked in a healthcare setting in Wuhan in past 2 mo | 0/186 (0) |
| Worked in a laboratory setting in Wuhan in past 2 mo | 0/186 (0) |
| Travel | |
| Did not travel outside of Hubei Province, China, in past 2 mo |
62/186 (33) |
| Relevant exposures for PCR results§ | |
| Animal contact | |
| Visited any live animal market in past 2 wk | 1/191 (1) |
| Visited any settings with domesticated animals in past 2 wk | 15/191 (8) |
| Visited any settings with nondomesticated animals in past 2 wk | 6/191 (3) |
| Had direct physical contact with live domestic animals in past 2 wk | 36/191 (19) |
| Had direct physical contact with live nondomestic animals in past 2 wk | 2/191 (1) |
| Human contact | |
| Had close contact with laboratory-confirmed COVID-19 case-patient in past 2 wk | 1/191 (1) |
| Had close contact with person with fever and/or acute respiratory illness in past 2 wk | 12/191 (6) |
| High-risk settings | |
| Visited a healthcare setting (not in United States) in past 2 wk | 7/191 (4) |
*COVID-19, coronavirus disease. †Data for persons for whom responses were missing were excluded from the denominator. ‡Limited to exposures within the past 2 mo and to persons who submitted serum sample. §Limited to exposures within the past 2 wk and to persons who submitted a nasopharyngeal and/or oropharyngeal swab specimen.