2023-04-23-世界卫生组织-Cumulative_number_of_confirmed_human_cases_for_avian_influenza_A_H5N1_reported_to_WHO,_2003-2023,_24_April_2023_4页_77kb

Avian Influenza A(H5N1) Human Cases Summary (2003-2023)

• Data Period: Cumulative cases reported to WHO from 2003 to 2023.
• Reporting Body: WHO, based on laboratory-confirmed cases.
• Total Confirmed Human Cases: 874.
• Total Deaths: 458 (deaths are included in the cases).
• Period Breakdowns:
  • 2003-2009 Total: 468 cases, 282 deaths.
  • 2010-2014 Total: 233 cases, 125 deaths.
  • 2015-2019 Total: 160 cases (for part of period), deaths specified in sub-tables; overall decreases noted.
  • 2020-2023:
    • 2020: 1 case, 0 deaths.
    • 2021: 6 cases, 1 death.
    • 2022: 0 cases, 0 deaths.
    • 2023: 3 cases, 1 death.
• Key Countries with High Impact: Egypt (359 cases, 120 deaths), Indonesia (200 cases, 168 deaths), Vietnam (128 cases, 64 deaths), China (55 cases, 32 deaths).
• Note: Country-specific data varies, with some periods including yearly breakdowns; deaths are always part of total cases.