Effect of climatic conditions on epidemic patterns of influenza in Okinawa, Japan, during the pandemic of 2009: Surveillance of rapid antigen test results

Japanese Journal of Infectious Diseases

Volumn 65, Issue 4, 2012, Pages 295-300

  Iha, Yoshikazu ^a   Higa, Futoshi ^a   Sunagawa, Satoko ^a   Naka, Masamitsu ^b   Cash, Haley L ^a   Miyagi, Kazuya ^a   Haranaga, Shusaku ^a   Tateyama, Masao ^a   Uno, Tsukasa ^a   Fujita, Jiro ^a  

^a UNIVERSITY OF THE RYUKYUS   (Japan)

^b Clinical Laboratory Center   (Japan)

Author keywords

[No Author keywords available]

Indexed keywords

RAIN; VIRUS ANTIGEN;

2009 H1N1 INFLUENZA; ANTIGEN DETECTION; ARTICLE; CLIMATE CHANGE; CLINICAL EVALUATION; CONTROLLED STUDY; DISEASE ASSOCIATION; DISEASE SURVEILLANCE; ENVIRONMENTAL TEMPERATURE; EPIDEMIC; HUMAN; HUMIDITY; INFLUENZA B; JAPAN; MAJOR CLINICAL STUDY; SUMMER; SUNLIGHT; TREND STUDY; WINTER;

EID: 84866254701     PISSN: 13446304     EISSN: 18842836     Source Type: Journal    
DOI: 10.7883/yoken.65.295     Document Type: Article

References (27)

1. Lofgren, E., Fefferman, N.H., Naumov, Y.N., et al. (2007): Influenza seasonality: underlying causes and modeling theories. J. Virol., 81, 5429-5436.
2. Minhaz Ud-Dean, S.M. (2010): Structural explanation for the effect of humidity on persistence of airborne virus: seasonality of influenza. J. Theor. Biol., 264, 822-829.
3. Shaman, J. and Kohn, M. (2009): Absolute humidity modulates influenza survival, transmission, and seasonality. Proc. Natl. Acad. Sci. USA, 106, 3243-3248.
4. Shaman, J., Goldstein, E. and Lipsitch, M. (2011): Absolute humidity and pandemic versus epidemic influenza. Am. J. Epidemiol., 173, 127-135.
5. Lowen, A.C., Mubareka, S., Steel, J., et al. (2007): Influenza virus transmission is dependent on relative humidity and temperature. PLoS. Pathog. 3, 1470-1476.
6. Park, A.W. and Glass, K. (2007): Dynamic patterns of avian and human influenza in East and Southeast Asia. Lancet Infect. Dis., 7, 543-548.
7. World Health Organization (2009): Transcript of statement by Margaret Chan, Director-General of the World Health Organization. June 11, 2009. Online at
8. Infectious Disease Surveillance Center, National Institute of Infectious Diseases: Novel Influenza A(H1N1) (Cases in Japan). Online at .
9. Okinawa Prefecture Infectious Diseases Surveillance Center. Online at (in Japanese).
10. Suzuki, Y., Taira, K., Saito, R., et al. (2009): Epidemiologic study of influenza infection in Okinawa, Japan, from 2001-2007: changing patterns of seasonality and prevalence of amantadineresistant influenza A virus. J. Clin. Microbiol., 47, 623-629.
11. Higa, F., Naka, M., Tatayama, M., et al. (2009): Epidemiology of influenza from 2007 to 2008 in the Naha area, Okinawa Prefecture: surveillance of rapid antigen test results. Jpn. J. Infect. Dis., 62, 399-401.
12. Okinawa Prefecture Infectious Diseases Surveillance Center. Online at (in Japanese).
13. Japanese Meteorological Agency: Online at (in Japanese).
14. Taira, K., Okano, S., Nidaira, M., et al. (2010): The laboratory corresponds for 2009 pandemic influenza A(H1N1) in Okinawa Prefecture. Okinawa Pref. Inst. Public Health Environ. Rep., 44, 109-114 (in Japanese).
15. Centers for Disease Control and Prevention (2009): Evaluation of rapid influenza diagnostic tests for detection of novel influenza A (H1N1) Virus-United States, Morb. Mortal. Wkly. Rep., 58, 826-829.
16. Jernigan, D.B., Lindstrom, S.L., Johnson, J.R., et al. (2011): Detecting 2009 pandemic influenza A (H1N1) virus infection: availability of diagnostic testing led to rapid pandemic response. Clin. Infect. Dis., 52 (Suppl 1), S36-S43.
17. Itoh, Y., Shinya, K., Kiso, M., et al. (2009): In vitro and in vivo characterization of new swine-origin H1N1 influenza viruses. Nature, 460, 1021-1025.
18. Drexler, J.F., Helmer, A., Kirberg, H., et al. (2009): Poor clinical sensitivity of rapid antigen test for influenza A pandemic (H1N1) 2009 virus. Emerg. Infect. Dis., 15, 1662-1664.
19. de la Tabla, V.O., Antequera, P., Masia, M., et al. (2010) Clinical evaluation of rapid point-of-care testing for detection of novel influenza A (H1N1) virus in a population-based study in Spain. Clin. Microbiol. Infect., 16, 1358-1361.
20. Yang, J.H., Huang, P.Y., Shie, S. S., et al. (2011): Diagnostic capacity of rapid influenza antigen test, reappraisal with experience from the 2009 H1N1 pandemic. J. Microbiol. Immunol. Infect., 45, 102-107.
21. Yang, J.R., Lo, J., Ho, Y.L., et al. (2011): Pandemic H1N1 and seasonal H3N2 influenza infection in the human population show different distributions of viral loads, which substantially affect the performance of rapid influenza tests. Virus Res., 155, 163-167.
22. Hsu, L.Y., Heng, D.M. and Leo, Y.S. (2010): The influenza A (H1N1) 2009 pandemic in Singapore. Ann. Acad. Med. Singapore, 39, 265.
23. Chibana, N. (2010): Clinical consideration of the diagnosis of influenza A in 1,017 cases from weeks 30 to 35 of 2009 at Naha City Hospital, Japan. J. Jpn. Assoc. Infect. Dis., 84, 153-158 (in Japanese).
24. Leo, Y. S., Lye, D.C., Barkham, T., et al. (2010): Pandemic (H1N1) 2009 surveillance and prevalence of seasonal influenza, Singapore. Emerg. Infect. Dis., 16, 103-105.
25. Cutter, J.L., Ang, L.W., Lai, F.Y., et al. (2010): Outbreak of pandemic influenza A (H1N1-2009) in Singapore, May to September 2009. Ann. Acad. Med. Singapore, 39, 273-210.
26. Chen, C.J., Lee P.I., Chang S.C., et al. (2011): Seroprevalence and severity of 2009 pandemic influenza A H1N1 in Taiwan. PLoS One, 6, e24440 (Epub 2011 Sep 1).
27. Infection Disease Surveillance Center, National Institute of Infectious Diseases: Weekly Reports of Influenza Virus Isolation/Detection, 2007/08-2011/12. Online at