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Volume 18, Number 1—January 2012

Dispatch

Early Detection of Pandemic (H1N1) 2009, Bangladesh

Eduardo Azziz-BaumgartnerComments to Author , Mustafizur Rahman, Abdullah Al Mamun, Mohammad Sabbir Haider, Rashid Uz Zaman, Polash Chandra Karmakar, Sharifa Nasreen, Syeda Mah-E Muneer, Nusrat Homaira, Doli Rani Goswami, Be-Nazir Ahmed, Mohammad Mushtuq Husain, Khondokar Mahbuba Jamil, Selina Khatun, Mujaddeed Ahmed, Apurba Chakraborty, Alicia M. Fry, Marc-Alain Widdowson, Joseph Bresee, Tasnim Azim, A.S.M. Alamgir, Abdullah Brooks, Mohamed Jahangir Hossain, Alexander Klimov, Mahmudur Rahman, and Stephen P. Luby
Author affiliations: International Centre for Diarrhoeal Diseases Research, Bangladesh, Dhaka, Bangladesh (E. Azziz-Baumgartner, M. Rahman, A.A. Mamun, R.U. Zaman, P.C. Karmakar, S. Nasreen, S. Mah-E-Muneer, N. Homaira, D.R. Goswami, A. Chakraborty, T. Azim, A. Brooks, M.J. Hossain, S.P. Luby); Centers for Disease Control and Prevention, Atlanta, Georgia, USA (E. Azziz-Baumgartner, A. Fry, M.-A. Widdowson, J. Bresee, A. Klimov, S.P. Luby); Institute of Epidemiology, Disease Control and Research, Dhaka (M.S. Haider, B.-N. Ahmed, M.M. Husain, K.M. Jamil, A. Chakraborty, A.S.M. Alamgir, M. Rahman); World Health Organization, Dhaka (S. Khatun, M. Ahmed)

Main Article

Table 1

Demographics of confirmed case-patients with pandemic (H1N1) 2009 virus by surveillance platform, Bangladesh, June 2009–October 2010

Surveillance type Age, median (range) No. (%) female patients No. (%) travelers
Event-based, n = 182 24 y (4 mo–72 y) 71 (39) 51 (28)*
Sentinel-site, n = 527 20 y (1 mo–70 y) 182 (35)† 21 (4)
Kamalapur community-based, n = 621 6 y (3 mo–76 y)‡ 303 (49) 0
Mirpur community-based, n = 41 16 mo (3–26 mo) 17 (41) 2 (5)

*Comparison between event-based vs. other surveillance sites, Pearson χ2 p<0.0001.
†Comparison between sentinel-based vs. other surveillance sites, Pearson χ2 p<0.0001.
‡Comparison between Kamalapur-based vs. other surveillance sites, rank-sum p<0.0001.

Main Article

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