Table 2

Interinvestigator agreement

Segment	ICC		Difference
Segment		95% CI	Absolute mean difference	Bland-Altman limits of agreement
Average
Per patient	0.986	0.977 to 0.992	0.012	−0.035–0.039
Per-segment	0.972	0.967 to 0.977	0.02	−0.077–0.080
Per-segment (proximal)	0.970	0.962 to 0.977	0.011	−0.050–0.046
Per-segment (distal)	0.962	0.953 to 0.969	0.025	−0.087–0.089
Per-segment
Left main	0.972	0.953 to 0.983	0.005	−0.025–0.021
LAD
Proximal	0.949	0.915 to 0.969	0.014	−0.046–0.049
Mid	0.976	0.960 to 0.986	0.024	−0.067–0.068
Distal	0.964	0.940 to 0.978	0.032	−0.098–0.107
LCX
Proximal	0.973	0.955 to 0.984	0.015	−0.079–0.069
Mid	0.975	0.958 to 0.985	0.027	−0.077–0.075
RCA
Proximal	0.974	0.957 to 0.984	0.009	−0.035–0.031
Mid	0.979	0.965 to 0.988	0.019	−0.065–0.074
Distal	0.958	0.930 to 0.975	0.038	−0.136–0.154

LAD, left anterior descending; LCX, left circumflex; RCA, right coronary artery.