Table 1

Comorbidities of presumed sudden unexpected death participants and national incidence rates

Per centNational prevalence (%)*
Diabetes mellitus27.4§6.4¶
Coronary heart disease22.1‡‡6.4§§
  • Many participant records indicated more than one comorbidity, and all are listed. The percentages were taken of the 95 participants with medical data.

  • *Data in this column are from source 22.

  • †Participants with a clinical history of hypertension.

  • ‡Prevalence among adults over 18 years in 2010 .

  • ¶Prevalence among adults >20 with physician-diagnosed diabetes mellitus in 2010.

  • §Participants with medical records with noted use of antidiabetic medications or clinical history of diabetes mellitus.

  • **Participants with defined clinical history or use of lipid-lowering medications.

  • ††Hypercholesteraemia prevalence among adults >20.

  • ‡‡Participants with physician noted history of coronary artery bypass grafting, myocardial infarction, pathological Q waves on ECG, history of myocardial infarction, angina or positive stress test results.

  • §§Coronary heart disease prevalence among adults >20.

  • ¶¶Participants with medical records in which physician report of ischaemic, dilated, hypertrophic or restrictive cardiomyopathy.

  • ***Hypertrophic cardiomyopathy prevalence in US population.