Cardio-oncology & otherCohort study

Risk of Heart Failure Hospitalization in Patients Treated With Osimertinib

JACC CardioOncolPublished

  • Retrospective cohort study
  • propensity score matching
  • Japanese claims database

Authors' conclusion

Osimertinib use was associated with an increased risk for HF hospitalization.

Study context

Population
Patients diagnosed with lung cancer who received cancer therapy, April 2008–December 2021median follow-up 173 days
Participants
11,391 vs 108,144
Exposure
Osimertinib vs control therapy
  • Osimertinibn = 11,391
  • Controln = 108,144reference
Outcome
Heart failure (HF) hospitalization
Follow-up
During the treatment period

Main finding

As reported in the abstract

Osimertinib vs ControlSubdistribution hazard ratio (95% CI)P value
multivariable analysis
2.56(2.07–3.18)
P < 0.001
after propensity score matching
2.29(1.62–3.24)
P < 0.001

Observational data: associations, not effects.

Original publication

Risk of Heart Failure Hospitalization in Patients Treated With Osimertinib. JACC CardioOncol. Published 11 September 2025. doi:10.1016/j.jaccao.2025.06.011

Summarised from the published abstract; every number is checked against it