Indications, Challenges, and Characteristics of Successful Implementation of Perioperative Registries in Low Resource Settings: A Systematic Review.

"Declarations Competing interestThe authors declare no competing interests. Competing interest The authors declare no competing interests."

"Funding Open access funding provided by University of Cape Town. This study was partially funded by the University of Cape Town Department of Global Surgery, and the Network for Perioperative and Critical Care (N4PCc)."

"The International Prospective Register of Systematic Reviews (PROSPERO) database was checked to ensure that a similar study had not been previously conducted, and the protocol was registered (CRD42021265077) and is available at https://www.crd.york.ac.uk/prospero/display_record.php?ID=CRD42021265077. The PICO (population, intervention, comparator, and outcome) model was used to frame the research questions; P = Low- and middle-income nations, population: low- and middle-income countries, Intervention: implementation of perioperative registry networks, Comparison: none, Outcomes: indications, challenges, and characteristics of successful registries."