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Table 1 Changes in rank of degree centrality (top) and betweenness centrality (bottom) for institutions that have ranked top 3 at least once in terms of the centrality measures respectively

From: Collaboration on evidence synthesis in Africa: a network study of growing research capacity

Degree rank 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019
UCT-South Africa 1 1 1 1 1 1 1 1 1 1 1
SU-South Africa 2 3 4 2 2 2 3 3 3 4 2
UW-South Africa 5 2 2 3 5 4 2 2 2 2 4
CU-Egypt 36 4 3 6 14 7 7 8 4 3 3
AU-Egypt 3 4 14 35 54 77 194 13 11 16 24
UKN-South Africa 21 9 7 7 3 3 4 6 7 9 10
Betweenness rank 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019
UCT-South Africa 1 2 2 1 1 1 1 1 1 1 1
SU-South Africa 4 3 1 4 2 2 2 2 2 2 2
UW-South Africa 3 1 3 5 5 3 6 4 3 3 4
CU-Egypt 21 4 4 7 7 13 5 3 4 4 3
AU-Egypt 2 5 14 25 16 18 41 12 15 11 23
UKN-South Africa 15 6 7 2 4 4 3 5 8 8 12
MU-Uganda 11 11 6 3 3 15 27 21 9 10 9
  1. UCT University of Cape Town, SU Stellenbosch University, UW University of the Witwatersrand, CU Cairo University, AU Assiut University, UKN University of KwaZulu-Natal, MU Makerere University