Health statistics and information systems

Definition of region groupings

WHO regions: WHO Member States are grouped into 6 WHO regions: African Region, Region of the Americas, Eastern Mediterranean Region, European Region, South-East Asia Region and Western Pacific Region. See map and the Notes sheet in each spreadsheet for more information.

World Bank income groups: WHO Member States are grouped into 4 income groups (low, lower-middle, upper-middle, and high) based on the World Bank list of economies for the year 2011 (released July 2012). See the Notes sheet in each spreadsheet for more information.

WHO regions and World Bank income categories: WHO Member States are grouped into low and middle-income countries (LMIC) by WHO region (the 6 WHO regions are used), separating out high-income countries within each of these regions into a 7th group. See the Notes sheet in each spreadsheet for more information.

World Bank regions: countries are separated into 6 World Bank regions, separating out high-income countries as a 7th group: High Income, East Asia and Pacific, Europe and Central Asia, Latin America and the Caribbean, Middle East and North Africa, South Asia and Sub-Saharan Africa. See the Notes sheet in each spreadsheet for more information.

UN Millenium Development Goals (MDG) regions: Developed countries, Caucasus and Central Asia, Northern Africa, Sub-Saharan Africa, Latin America and the Caribbean, Eastern Asia, Southern Asia, South-eastern Asia, Western Asia, and Oceania. See map and the Notes sheet in each spreadsheet for more information.

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