Methods: The electronic databases were systematically searched for articles reporting the
occurrence and risk factors associated with SSIs in Nigeria from January 2000 to December
2018. The eligible articles were evaluated using a set of pre-defined criteria. The extracted
data were analysed using the comprehensive meta-analysis software. The Begg and
Egger's regression tests were used to assess the risk of bias of the included publications.
Results: Thirty-two articles emanating from the six geopolitical regions of Nigeria were …