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Volume 21, Number 4—April 2015

Highly Pathogenic Avian Influenza A(H5N1) Virus Infection among Workers at Live Bird Markets, Bangladesh, 2009–2010

Sharifa NasreenComments to Author , Salah Uddin Khan, Stephen P. Luby, Emily S. Gurley, Jaynal Abedin, Rashid Uz Zaman, Badrul Munir Sohel, Mustafizur Rahman, Kathy Hancock, Min Z. Levine, Vic Veguilla, David Wang, Crystal Holiday, Eric Gillis, Katharine Sturm-Ramirez, Joseph S. Bresee, Mahmudur Rahman, Timothy M. Uyeki, Jacqueline M. Katz, and Eduardo Azziz-Baumgartner
Author affiliations: icddr,b, Dhaka, Bangladesh (S. Nasreen, S.U. Khan, S.P. Luby, E.S. Gurley, J. Abedin, R.U. Zaman, B.M. Sohel, M. Rahman, K. Sturm-Ramirez, E. Azziz-Baumgartner); Centers for Disease Control and Prevention, Atlanta, Georgia, USA (S.P. Luby, K. Hancock, M.Z. Levine, V. Veguilla, D. Wang, C. Holiday, E. Gillis, K. Sturm-Ramirez, J.S. Bresee, T.M. Uyeki, J.M. Katz, E. Azziz-Baumgartner); Institute of Epidemiology, Disease Control and Research, Dhaka (M. Rahman)

Main Article

Table 1

Characteristics of live bird market workers and nonpoultry workers, Bangladesh, 2009–2010*

Characteristic Poultry workers, n = 404 Nonpoultry workers, n = 101 p value
Male sex 404 (100) 79 (78) <0.001†
Median age, y (IQR) 28 (22–38) 36 (32–40) <0.001‡
Smoke tobacco 236 (58) 34 (34) <0.001†
Median duration of smoking, y (IQR) 8 (4–16) 15 (9–20) 0.003‡
Use betel leaf or nut 151 (37) 22 (22) 0.003†
Use smokeless tobacco 15 (4) 1 (1) 0.2
Have chronic medical condition§ 28 (7) 11 (11) 0.2

*Data are no. (%) persons except as indicated. IQR, interquartile range.
†Value for 2-sample test of proportion.
‡Value for 2-sample Wilcoxon rank-sum test.
§Conditions such as asthma; diabetes; chronic heart, lung, kidney, and liver disease; immune disorders; and cancer.

Main Article

Page created: March 17, 2015
Page updated: March 17, 2015
Page reviewed: March 17, 2015
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