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Table 3 Contribution of each WHO regions to health- and infection-related literature (1980–2019)

From: Bibliometric analysis of peer-reviewed literature on climate change and human health with an emphasis on infectious diseases

Region based on World Health Organization Health-related literature Infection-related literature
Frequency %
N = 4247a
Frequency %
N = 1207a
Region of the Americas 1548 36.4 476 39.4
European Region 1626 38.3 497 41.2
Western Pacific Region 913 21.5 281 23.3
South-East Asia Region 232 5.5 75 6.2
African Region 253 6.0 119 9.9
Eastern Mediterranean Region 92 2.2 31 2.6
  1. Infection-related documents: documents on climate change and infectious diseases
  2. Health-related documents: documents on climate change and health
  3. athe total percentage exceeded 100% due to overlap among different regions created by international research collaborations