Bland-Altman plots comparing intraobserver PWV repeatability.

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Presentation transcript:

Bland-Altman plots comparing intraobserver PWV repeatability. Bland-Altman plots comparing intraobserver PWV repeatability. The middle line represents the mean difference while the upper and lower lines represent the±2SD limit. 3, three point technique; Inv, inverse squared reciprocal technique; LPA, left pulmonary artery; MPA, main pulmonary artery; PWV, pulse wave velocity; QA, flow area; RPA, right pulmonary artery; Trad, traditional technique; TT, transit time. Jonathan R Weir-McCall et al. BMJ Open Resp Res 2016;3:e000149 ©2016 by British Thoracic Society