Cardio-oncology & otherCohort study

Increased Cardiac Risk After a Second Malignant Neoplasm Among Childhood Cancer Survivors

JACC CardioOncolPublished

  • Retrospective cohort study
  • landmark approach
  • time-dependent exposure
  • competing-risk analysis

Authors' conclusion

The occurrence of a SMN among CCS is associated with an increased risk of cardiac disease occurrence and risk at younger ages.

Study context

Population
Childhood cancer survivors, French Childhood Cancer Survivors Study cohort, diagnosed 1945–2000median follow-up 30 years
Participants
7,670 survivors
Exposure
Second malignant neoplasm (SMN) vs no SMN
Outcome
Cardiac disease after a SMN

Main finding

As reported in the abstract

Cardiac disease · median follow-up 30 years (IQR: 22-38 years)
SMN vs No SMNCumulative incidence difference (95% CI)
25-year landmark
3.8%(0.5%–7.1%)
SMN vs No SMNCause-specific hazard ratio (95% CI)
SMN as time-dependent exposure
2.0(1.4–2.8)
Cases of cardiac disease
378
Cases of cardiac disease with a SMN
49

Observational data: associations, not effects.

Original publication

Increased Cardiac Risk After a Second Malignant Neoplasm Among Childhood Cancer Survivors. JACC CardioOncol. Published 3 October 2023. doi:10.1016/j.jaccao.2023.07.008

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