Table 2

Incidence of components of severe cardiovascular outcomes by age group

Number and rate per 1000 births (95% CI)
Total
N=74 510
≤19 years
N=6566
20–34 years
N=61 233
≥35 years
N=6698
Heart failure3935.3 (4.8 to 5.8)182.7 (1.6 to 4.3)3095.0 (4.5 to 5.6)669.9 (7.6 to 12.5)
Pulmonary embolism2473.3 (2.9 to 3.8)132.0 (1.1 to 3.4)1983.2 (2.8 to 3.7)355.2 (3.6 to 7.3)
Stroke861.2 (0.9 to 1.4)81.2 (0.5 to 2.4)661.1 (0.8 to 1.4)121.8 (0.9 to 3.1)
Cardiac arrest, VT, VF821.1 (0.9 to 1.4)60.9 (0.3 to 2.0)621.1 (0.8 to 1.4)131.9 (1.0 to 3.3)
Myocardial infarction420.6 (0.4 to 0.8)40.6 (0.2 to 1.6)260.4 (0.3 to 0.6)121.8 (0.9 to 3.1)
Aortic dissection and aneurysm40.05 (0.01 to 0.14)00.0 (0.0 to 0.6)30.1 (0.0 to 0.1)10.1 (0.0 to 0.8)
Total severe cardiovascular outcomes80410.8 (10.1 to 11.6)477.2 (5.3 to 9.5)63010.3 (9.5 to 11.1)12518.7 (15.6 to 22.2)
  • VF, ventricular fibrillation; VT, ventricular tachycardia.