Table 2.

Comparison of each parameter.

	Control	Fellow	CSC	P value
				Control vs Fellow	Control vs CSC	Fellow vs CSC
Vessel area (mm2)	23.4 ± 3.3	26.4 ± 4.8	27.4 ± 4.7	0.008	<0.001	0.314
Vessel length (mm)	164.7 ± 24.5	156.6 ± 20.5	150.0 ± 17.1	0.386	0.011	0.080
Mean vessel diameter (mm)	0.144 ± 0.020	0.171 ± 0.038	0.185 ± 0.039	<0.001	<0.001	0.042
Symmetry index (%)	59.4 ± 5.8	55.3 ± 7.2	53.7 ± 6.0	0.007	<0.001	0.568