Table 1.

Comparison of intra-observer and inter-observer consistency in the measurement

Observer	2D-FNA		3D-FNA
	ICC value	95% CI	ICC value	95% CI
A-A	0.452	0.386 to 0.498	0.959	0.931 to 0.986
B-B	0.512	0.465 to 0.563	0.921	0.905 to 0.958
C-C	0.338	0.296 to 0.385	0.856	0.829 to 0.898
A-B	0.442	0.375 to 0.499	0.890	0.875 to 0.921
B-C	0.496	0.466 to 0.513	0.933	0.906 to 0.959
A-C	0.393	0.362 to 0.424	0.968	0.943 to 0.991

A, B, and C represent different observers