TRICKS Magnetic Resonance Angiography at 3-Tesla for Assessing Whole Lower Extremity Vascular Tree in Patients with High-Grade Critical Limb Ischemia: DSA and TASC II Guidelines Correlations

Table 2

Agreement of quality scores and TASC II classification of T-MRA between the radiologist and vascular surgeon.

	Quality score			TASC II classification
	Radiologist	Surgeon	κ *	Radiologist	Surgeon	κ *
	(mean ± SD)	(mean ± SD)
Aortoiliac	3.7±0.6	3.6±0.6	0.804	A (𝑛=14)	A (𝑛=14)	0.917
				B (𝑛=4)	B (𝑛=4)
				C (𝑛=2)	C (𝑛=1)
				D (𝑛=2)	D (𝑛=3)
Femoral popliteal	3.8±0.4	3.8±0.4	0.890	A (𝑛=27)	A (𝑛=27)	0.912
				B (𝑛=10)	B (𝑛=10)
				C (𝑛=4)	C (𝑛=3)
				D (𝑛=12)	D (𝑛=13)
Infrapopliteal	3.7±0.5	3.7±0.5	0.763	NA	NA
Pedal	3.2±0.6	3.3±0.5	0.791	NA	NA
Average	3.6±0.6	3.5±0.5	0.818

T-MRA: TRICKS-magnetic resonance angiography; DSA: digital subtraction angiography; NA: not applicable.
*Quality scores and TASC II classification (radiologist versus surgeon) were assessed with kappa statistics.