Table 1.

Example of MEDLINE/PubMed and Google Scholar database searches to determine the pooled magnitude and predictors of unfavorable treatment outcome in surgically treated patients with intestinal obstruction in Ethiopia, 2022

Sources	Search Engine	Number of studies
PubMed	MeSH terms was Magnitude[All Fields] AND predictors[All Fields] AND unfavorable[All Fields] AND (“treatment outcome“[MeSH Terms] OR (“treatment“[All Fields] AND “outcome“[All Fields]) OR “treatment outcome“[All Fields]) AND (“surgical procedures, operative“[MeSH Terms] OR (“surgical“[All Fields] AND “procedures“[All Fields] AND “operative“[All Fields]) OR “operative surgical procedures“[All Fields] OR “surgically“[All Fields]) AND treated[All Fields] AND (“patients“[MeSH Terms] OR “patients“[All Fields]) AND (“intestinal obstruction“[MeSH Terms] OR (“intestinal“[All Fields] AND “obstruction“[All Fields]) OR “intestinal obstruction“[All Fields]) AND (“Ethiopia“[MeSH Terms] OR “Ethiopia“[All Fields], OR Ethiopia* [All Fields]).	44
Science Direct	((unfavorable management outcome OR favorable management outcome and predictors OR Associated factors) AND Ethiopia AND (incidence OR prevalence OR magnitude))	36
Google scholar	A combination of the above key terms (favorable management outcome, unfavorable management outcome, intestinal obstruction, operative surgical procedures, prevalence, magnitude, predictors, associated factor, Ethiopia)	52
Medline		8
Embase		6
JBI database		6
AJOL		2
Manual search		4
Research repositories		2
Total retrieved articles		160
Finally full articles relevant to our review		12

NB. African Journals Online (AJOL)