Pandemic (H1N1) 2009 regional update 14 Aug 2009

Report
from Pan American Health Organization
Published on 14 Aug 2009 View Original
This report was prepared based on the indicators in the document Human infection with pandemic (H1N1) 2009 virus: updated interim WHO guidance on global surveillance available at: (http://www.who.int/csr/disease/swineflu/notes/h1n1_surveillance_20090710/en/index.html).

The information presented herein has been obtained through the official sites of the Ministries of Health of the countries in the Region as well as official reports submitted by the International Health Regulation (2005) National Focal Points.

Update on the Qualitative Indicators

For epidemiological week 31 (EW 31, August 2 to August 8) 17 countries have reported updated information to the Pan American Health Organization (PAHO) regarding the qualitative indicators1 to monitor the pandemic (H1N1) 2009 (Table 1). Data from the most recent week of notification is considered for the purposes of the analysis below (EW 28 - 31).

Presently, 22 countries in the Region report having widespread geographical distribution of the pandemic (H1N1) 2009 virus. Brazil reported that the geographical distribution is more limited during EW 31, thus its status changed from widespread to regional spread. Barbados reported information on geographical spread of pandemic influenza activity for the first time, reporting widespread distribution for EW 31. While Saint Kitts and Nevis informed having localized activity of pandemic influenza last week, on EW 31 their status has changed to no activity (Map 1).

Four countries reported an increasing trend of respiratory disease, namely Belize, Haiti, Peru, and Saint Lucia. Three countries (Bolivia, Guatemala and Paraguay) that have reported increased trend in previous week, reported unchanged trend in the EW 31 (Map 2).

Regarding the intensity of acute respiratory disease when comparing to the same period in previous years, Mexico reported having a very high intensity for EW 31, an increase from previous week. Argentina, Canada, Cuba, El Salvador, Guatemala, and Paraguay maintained their status of high intensity (Map 3).

Of the 24 countries with information available, 8 countries (Bolivia, Brazil, Cuba, Ecuador, El Salvador, Guatemala, Mexico and Paraguay) reported experiencing moderate impact on health care services. For EW 31, no country reported a severe impact on health care services (Map 4).

The World Health Organization (WHO) does not recommend any restrictions to travel or closing borders due to pandemic (H1N1) 2009.