A noninterventional postauthorization safety study of patients with type 2 diabetes compared the incidence of hospitalized acute liver injury (hALI) in new users of dapagliflozin and new users of comparator glucose-lowering drugs (GLDs), matched on year, age, sex, and region. Comparators included GLDs other than SGLT2 inhibitors or monotherapy with insulin, metformin, or sulfonylureas. Data sources were US Medicare (2014-2017), US HealthCore Integrated Research Database (HIRD) (2014-2019), and UK Clinical Practice Research Datalink (CPRD) (2012-2018). Incidence rates of hALI were calculated by exposure group and compared with adjusted incidence rate ratios (aIRRs) with covariate adjustment by propensity score stratification. A pooled aIRR was estimated by the Mantel-Haenszel method. The person-years of dapagliflozin and comparator exposure, respectively, was 10,315 and 91,740 in HIRD, 6,756 and 106,273 in Medicare. In CPRD, dapagliflozin person-years were unreportable due to low counts, comparator person-years were 28,950. Mean age (years) was 52 in HIRD, 70 in Medicare, and 58 in CPRD. Approximately 55% in HIRD, 53% in Medicare, and 60% in CPRD were men. In all cohorts, the observed number of hALI cases was low, and aIRRs and 95% confidence limits (CI) were wide (figure). The pooled, aIRR was 0.85 (95% CI, 0.59-1.24). This real-world study does not suggest an increased risk of hALI associated with dapagliflozin compared with other GLDs.
Johannes C, Layton JB, Beachler DM, Ziemiecki RM, Li L, Danysh HE, Dinh J, Hunt PR, Karlsson C, Chen H, Gilsenan A. Risk of acute kidney injury in real-world use of dapagliflozin. Presented at the 2021 Virtual American Diabetes Association 81st Scientific Session; June 25, 2021.
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