Aortic & peripheral vascular disease

All-cause mortality and death by aortic dissection in women with Turner syndrome: A national clinical cohort study

Am Heart JPublished Retrospective cohort study

Main finding · All-cause mortalityResult — go to the resultHazard ratio 2.90 95% CI 1.92–4.37

Authors' conclusion

The increased mortality in TS was mainly driven by aortic dissections in the young and by heart diseases in the older.

Study context

Population
Women with Turner syndrome recruited from the Turner centers in Sweden, followed since 1995 for up to 26 years
Participants
472 vs 2,357
Exposure
Women with turner syndrome (TS) vs matched controls
  • TSn = 472
  • Controlsn = 2,357reference
Outcome
All-cause mortality
Follow-up
Mean 17 years
Methodological detailsmatched, national, Cox proportional hazard models; competing risks analysis using cumulative incidence function
  • Matched
  • National
  • Cox proportional hazard models; competing risks analysis using cumulative incidence function

Main finding

As reported in the abstract

Hazard ratio

2.90

95% CI 1.92–4.37

Events by group

TSvs Controls
HR 2.90 (95% CI 1.92–4.37)

Observational data: associations, not effects.

Further findings

OutcomeHR
Death by circulatory diseases9.11 (95% CI 4.54–18.25)
Death by aortic dissection21.79 (95% CI 4.62–102.82)
Death by aortic dissection, age below 45 years (subgroup)55.59 (95% CI 2.33–1325.69)
Death by heart diseases excluding aortic dissection, ages 46 to 80 years (subgroup)7.7 (CI 2.65–22.36)

Death by aortic dissection

Single largest cause of death in TS, 23% (8/35) of total deaths

Death by cancer or external causes

Not raised in TS

Median survival time

8 years shorter in TS vs controls

Original publication

All-cause mortality and death by aortic dissection in women with Turner syndrome: A national clinical cohort study. Am Heart J. Published 26 November 2024. doi:10.1016/j.ahj.2024.11.007

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