Observed-over-Expected analysis as additional method for pharmacovigilance signal detection in large-scaled spontaneous adverse event reporting.
Meiwen D X van der BoomRike van EekerenFlorence P A M van HunselPublished in: Pharmacoepidemiology and drug safety (2023)
The O/E method is a useful approach for signal detection of potential adverse reactions when handling large numbers of ICSRs. Further research is needed to attest to the causality on a clinical basis.