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. Author manuscript; available in PMC: 2016 Nov 1.
Published in final edited form as: Eur J Neurol. 2015 Sep 2;22(11):1488–1491. doi: 10.1111/ene.12827

Table 1.

Heritability for young-onset versus old-onset IS.*

Heritability (SE) P
Young-onset Stroke (< 55 years) 0.42 (0.08) <0.00001
Old-onset Stroke (>=55 years) 0.34 (0.10) 0.0008
*

Estimated using population prevalence of disease = 1.11% for young-onset stroke and 5.76% for late-onset stroke based on 2012 US BRFSS data.