Research Article
Correlation between Doppler, Manual Morphometry, and Histopathology Based Morphometry of Radial Artery as a Conduit in Coronary Artery Bypass Grafting
Table 4
Comparison of USG and histology based morphometry; IMTRD: intima-media thickness ratio distal, IMTR: intima-media thickness ratio proximal, ITD: intimal thickness distal, ITP: intimal thickness proximal, MTD: medial thickness distal, and MTP: medial thickness proximal.
| | Intraclass correlation coefficient (ICC) | Mean difference | Limit of agreement (upper and lower limit with 95% limits of agreement) |
| USG ITP and morpho-ITP | 0.91 | −0.001 | −0.003 to 0.002 | USG ITD and morpho-ITD | 0.90 | −0.004 | −0.014 to 0.006 | USG MTP and morpho-MTP | 0.91 | −0.004 | −0.020 to 0.012 | USG MTD and morpho-MTD | 0.89 | −0.002 | −0.006 to 0.001 | USG IMTRP and morpho-IMTRP | 0.89 | 0.009 | −0.039 to 0.057 | USG IMTRD and morpho-IMTRD | 0.92 | −0.015 | −0.063 to 0.033 |
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