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Table 2 Intraclass Correlation Coefficient (ICC) and 95% Confidence interval (CI)

From: Sidestream dark field images of the microcirculation: intra-observer reliability and correlation between two semi-quantitative methods for determining flow

 

ICC (95% CI)

Capillaries

 

TVD

0.94 (0.89 – 0.96)

PVD

0.89 (0.82 – 0.94)

PPV

0.82 (0.70 – 0.90)

MFIby quadrants

0.52 (0.29 – 0.70)

All vessels

 

TVD

0.92 (0.86 – 0.98)

PVD

0.90 (0.83 – 0.97)

PPV

0.83 (0.72 – 0.90)

MFIby quadrants

0.59 (0.38 – 0.74)

  1. Data is shown for Total Vessel density (TVD), Perfused Vessel Density (PVD), Proportion of Perfused Vessels (PPV) and Microvascular Flow Index by quadrants (MFIby quadrants).