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Volume 29, Number 11—November 2023
Research

Prevalence of Undiagnosed Monkeypox Virus Infections during Global Mpox Outbreak, United States, June–September 2022

Faisal S. MinhajComments to Author , Vijay Singh, Stephanie E. Cohen, Michael B. Townsend, Hyman Scott, John Szumowski, C. Bradley Hare, Pallavi Upadhyay, Jairus Reddy, Barbara Alexander, Nicolle Baird, Terese Navarra, Lalita Priyamvada, Nhien Wynn, William C. Carson, Solomon Odafe, Sarah Anne J. Guagliardo, Emily Sims, Agam K. Rao, Panayampalli S. Satheshkumar, Paul J. Weidle1, and Christina L. Hutson1

Author affiliations: Centers for Disease Control and Prevention, Atlanta, Georgia, USA (F.S. Minhaj, M.B. Townsend, N. Baird, T. Navarra, L. Priyamvada, N. Wynn, W.C. Carson; S. Odafe, S.A.J. Guagliardo, E. Sims; A.K. Rao, P.S. Satheshkumar, P.J. Weidle, C.L. Hutson); HealthTrackRx, Denton, Texas, USA (V. Singh, P. Upadhyay, J. Reddy, B. Alexander); San Francisco Department of Public Health, San Francisco, California, USA (S.E. Cohen, H. Scott); University of California San Francisco and Zuckerberg San Francisco General Hospital, San Francisco (J. Szumowski); Kaiser Permanente Northern California, San Francisco (C.B. Hare)

Main Article

Table 1

Demographics and characteristics of 225 participants in study of prevalence of undiagnosed monkeypox virus infections during the global mpox outbreak, United States, June–September 2022*

Characteristic or demographic No. (%)
Demographic
Age, y 34 (29–42)
Race/ethnicity
Hispanic 42 (18.7)
Non-Hispanic
Asian 35 (15.6)
Black 20 (8.9)
Native American or Pacific Islander 4 (1.8)
White 119 (52.9)
Prefer not to answer
5 (2.2)
Sexual orientation
Bisexual 22 (9.8)
Gay 196 (87.1)
Straight 0
A different term 6 (2.7)
Prefer not to answer
 1 (0.4)
Clinic
A 23 (10.2)
B 131 (58.2)
C 52 (23.1)
D
 19 (8.4)
Known contact with someone with mpox
 26 (11.6)
Travel in the past 3 mo† 77 (34.2)
International 29 (43.3)
Europe 17 (25.4)
Americas 13 (19.4)
Domestic
 38 (56.7)
Sex partners in the past 1 mo
0 22 (9.8)
1–4 135 (60)
5–9 37 (16.4)
10–19 20 (8.9)
>20
 11 (4.9)
Attended a large event (e.g., festivals, parades, weddings, clubs, sex parties)
 130 (57.8)
Immunocompromising conditions
Yes 65 (28.9)
HIV 58 (89.2)
CD4 count, cells/mm3
≥200 27 (46.6)
<200 8 (13.8)
Unknown 23 (39.7)
HIV viral load, copies/mL
≥200 9 (15.5)
<200 34 (58.6)
Unknown 15 (25.9)

*Results of serologic survey (Appendix 1, https://wwwnc.cdc.gov/EID/article/29/11/23-0940-App1.pdf). †Location unknown for 10 persons who had traveled.

Main Article

1These authors contributed equally to this article.

Page created: October 05, 2023
Page updated: October 23, 2023
Page reviewed: October 23, 2023
The conclusions, findings, and opinions expressed by authors contributing to this journal do not necessarily reflect the official position of the U.S. Department of Health and Human Services, the Public Health Service, the Centers for Disease Control and Prevention, or the authors' affiliated institutions. Use of trade names is for identification only and does not imply endorsement by any of the groups named above.
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