Carotid ultrasound phenotypes in vulnerable populations.

Cardiovasc Ultrasound · 2006 · PMC1657034 · PMID 17101043

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approached significanceno p-value reported

As the TPV result approached significance, a sample size calculation was performed to determine how many individuals would be required to achieve significant differences (power of 0.8 and an alpha of 0.05) and this indicated that 216 subjects across diabetes types would be required to detect group differences when controlling for age.

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