Region (Author) | Year | Country | Design | Population | Period (years) | aPublication N (%) | Time to publication (years) | Conference abstract | bCitation | Study types | First author | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
CSS | RCT | |||||||||||
Afric | ||||||||||||
 Pitche [12] | 2007 | Togo | CSS | Masters | 1993–2002 | 240 (41) | – | 54% | – | – | – | – |
 Ahmed [9] | 2010 | Zambia | CSS | Masters | 1986–2009 | – | – | – | – | 80% | 3% | – |
 Munung [14] | 2014 | Cameroon | CSS | Masters Doctoral | 1989–2010 | 130 (14) | 2.0 | 11% | – | – | – | 23% |
 Nour-Eldein [15] | 2015 | Egypt | CSS | Masters | 1982–2014 | 169 (21) | 2.0 | – | – | 77% | 6% | 62% |
Doctoral | 39 (26) | |||||||||||
 Obuku [13] | 2017 | Uganda | CSS | Masters | 1996–2010 | 1172 (18) | 2.3 | 2% | 17% (4%) | 75% | 5% | 99% |
Asia | ||||||||||||
 Dhaliwal [2] | 2010 | India | CSS | Masters | 2001–2005 | 160 (30) | 2.81 | – | – | 44% | 23% | 54% |
 Ozgen [11] | 2011 | Turkey | CSS | Masters | 1980–2005 | 22,625 (6) | – | – | 1 (0.6–2.3) | – | – | – |
 Sipahi [17] | 2012 | Turkey | CSS | Masters | 1978–2009 | 295 (21) | – | – | – | – | – | 80% |
Doctoral | 243 (15) | |||||||||||
 Eftekari [22] | 2013 | Iran | CSS | Masters | 1993–2007 | 502 (21) | 2.91 | – | – | – | – | – |
 Motamed-Jahromi [16] | 2014 | Iran | CSS | Masters | 1990–2010 | 145 (40) | 3.01 | – | – | – | – | – |
 Ogrenci [23] | 2015 | Turkey | CSS | Masters | 2004–2013 | 164 (18) | – | – | – | – | – | – |
 Koca [24] | 2016 | Turkey | CSS | Masters | 1974–2012 | 1394 (16) | – | – | – | – | – | – |
South America | ||||||||||||
 Linch [10] | 2013 | Brazil | CSS | Masters Doctoral | 2007–2011 | 90 (103) | – | – | – | – | – | – |
 Ticse [25] | 2014 | Peru | CSS | Masters | 2007–2010 | 199 (24) | – | – | – | – | – | – |