Table 1 Search strategy

#1

“Kidney disease*” OR “kidney failure” OR “Renal disease” OR “Renal insufficiency” OR “Chronic kidney” OR “Chronic renal” OR “CKD” OR “CKF” OR “CRD” OR “end-stage renal” OR “end-stage kidney” OR “endstage renal” OR “endstage kidney” OR “uremia” OR “uraemia” OR “dialysis” OR “hemofiltration” OR “haemofiltration” OR “hemodiafiltration” OR “haemodiafiltration” OR “hemodialysis” OR “haemodialysis” OR “renal dialysis”

#2

Cameroon

#3

#1 AND #2

#4

Publication date limits: from database 1 January 1967 to 31 May 2019