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. Author manuscript; available in PMC: 2011 Apr 6.
Published in final edited form as: J Ultrasound Med. 2009 Oct;28(10):1301–1311. doi: 10.7863/jum.2009.28.10.1301

Figure 5.

Figure 5

Square root transformed CV for systole and diastole. There was no significant difference in the mean square root transformed CV (Systole: 4.5%, 95% CI: 3.7 – 5.6 versus. Diastole: 3.5%, 95% CI: 2.9 – 4.3; t=1.7, P = .1; data untransformed after comparison)