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Volume 25, Number 12—December 2019

Seroprevalence and Risk Factors Possibly Associated with Emerging Zoonotic Vaccinia Virus in a Farming Community, Colombia

Ashley StyczynskiComments to Author , Jillybeth Burgado, Diana Walteros, José Usme-Ciro, Katherine Laiton, Alejandra Pinilla Farias, Yoshinori Nakazawa, Christina Chapman, Whitni Davidson, Matthew Mauldin, Clint Morgan, Juan Martínez-Cerón, Edilson Patiña, Leidy Laura López Sepúlveda, Claudia Patricia Torres, Anyely Eliana Cruz Suarez, Gina Paez Olaya, Carlos Elkin Riveros, Diana Yaneth Cepeda, Leydi Acosta Lopez, Daniela Gomez Espinosa, Faiber Antonio Gutierrez Lozada, Yu Li, P.S. Satheshkumar, Mary Reynolds, Martha Gracia-Romero, and Brett Petersen
Author affiliations: Centers for Disease Control and Prevention, Atlanta, GA, USA (A. Styczynski, J. Burgado, Y. Nakazawa, C. Chapman, W. Davidson, M. Mauldin, C. Morgan, Y. Li, P.S. Satheshkumar, M. Reynolds, B. Petersen); Instituto Nacional de Salud, Bogotá, Colombia (D. Walteros, J. Usme-Ciro, K. Laiton, A.P. Farias, M. Gracia-Romero); Universidad Cooperativa de Colombia, Santa Marta, Colombia (J. Usme-Ciro); Universidad de Antioquia, Medellín, Colombia (J. Martínez-Cerón, E. Patiña, L.L. López Sepúlveda); Secretaria de Salud de Cundinamarca, Bogotá (C.P. Torres, A.E. Cruz Suarez, G.P. Olaya, C.E. Riveros); Hospital Nuestra Señora del Pilar de Medina, Medina, Colombia (D.Y. Cepeda); Vigilancia en Salud Publica, Bogotá (L.A. Lopez); Universidad Javeriana, Bogotá (D.G. Espinosa); Secretaria de Salud de Caquetá, Florencia, Columbia (F.A. Gutierrez Lozada)

Main Article

Table 1

Demographic characteristics of 134 farmworkers and household members from 56 farms in Cundinamarca Department, Colombia, August–September 2016*

Characteristic Value
M 69 (51.5)
65 (48.5)
Median age, y (range)
45.5 (12–82)
Municipality of residence
Medina 114 (85.1)
Ubala 19 (14.2)
1 (0.7)
None 25 (18.7)
Primary 67 (50)
Secondary 22 (16.4)
Post-secondary 9 (6.7)
11 (8.2)
Live in rural setting 128 (95.5)
Work outdoors 125 (93.3)
Work with animals 128 (95.5)
Self-report history of smallpox vaccination
46 (34.4)
Eligibility for smallpox vaccine (i.e., respondents age >44 y)
76 (56.7)
IgM 2 (1.5)
IgG 70 (52.2)
IgM or IgG 70 (52.2)
IgM or IgG among respondents age <44 y
18 (31)
Contact with cows 129 (96.3)
Milk cows 115 (85.8)
Work on multiple farms concurrently 50 (37.3)
Prior knowledge of poxviruses 28 (20.9)

*Values are no. (%) persons except as indicated.

Main Article

Page created: November 14, 2019
Page updated: November 14, 2019
Page reviewed: November 14, 2019
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.