In a recent systematic review and meta-analysis of observational studies, the author found potential errors in the selection and extraction processes. The recalculated summary relative risks and the results of a dose-response meta-analysis showed that oral contraceptive use may not be associated with the risk of pancreatic cancer in women.
Keywords: Meta-analysis; Oral contraceptives; Pancreas neoplasms; Risk assessment; Risk factor; Systematic review.
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