(CIDRAP News) – In a new analysis of serologic studies from 19 countries, researchers estimate that about 24% of the population were infected with the 2009 H1N1 influenza (pH1N1) virus during the first year of the pandemic, a finding modestly higher than what US health officials estimated in the immediate aftermath of the pandemic.
(CIDRAP News) – Lapses in health measures during the second season that the 2009 H1N1 flu virus circulated in England probably contributed to a heavier disease burden—marked by more deaths and hospitalizations—than during the 2009-10 pandemic, researchers reported today.
(CIDRAP News) Researchers who took a detailed look at 2009 H1N1 deaths in Mexico, where the virus was first detected, found that the new flu virus was more deadly than most seasonal flu epidemics and more lethal than in other countries, which confirms impressions early in the pandemic that the disease was worse in Mexico.
(CIDRAP News) Australian public health officials yesterday reported a cluster of oseltamivir (Tamiflu)-resistant 2009 H1N1 infections, one of the largest to date, centered in one region of New South Wales state.
Jun 11, 2011 (CIDRAP News) Some 2009 H1N1 influenza virus strains in Singapore and Australia have been showing "mildly reduced" sensitivity to both of the main flu drugs, which is not a clinical problem now but could become one if the viruses pick up further mutations, according to a report in Eurosurveillance.
(CIDRAP News) Delegates from 193 countries met today in Geneva at the start of the World Health Assembly (WHA), which will address several infectious disease topics, including a report from an independent pandemic review committee, a virus-sharing agreement, and the fate of the world's remaining smallpox virus stocks.