Table 5.

MRI velocity differences between the proximal and distal imaging locations for diabetic and non-diabetic PAD patients.

		Proximal SFA Location		Distal SFA Location	P-value
Diabetic PAD Patients	N	Median (IQR)	N	Median (IQR)
Average velocity, cm/s	27	27.98 (20.532, 44.83)	27	25.85 (15.21, 39.55)	0.25
Maximum velocity	27	53.63 (38.73, 89.43)	27	40.78 (23.71, 71.91)	0.25
Minimum velocity	27	4.056 (2.13, 7.98)	27	4.31 (0.77, 7.34)	1.00
Velocity pulsatility index	27	1.74(1.43, 1.91)	27	1.73 (1.20, 1.90)	0.24
Non-Diabetic PAD Patients
Average velocity	43	24.753 (9.76, 34.45)	42	15.90 (9.92, 24.66)	<0.003
Maximum velocity	43	39.72 (15.9, 60.3)	42	27.4 (12.54, 41.67)	<0.003
Minimum velocity	43	4.43 (1.55, 9.20)	42	4.33 (2.47, 7.76)	0.88
Velocity pulsatility index	43	1.52 (0.66, 1.74)	42	1.38 (0.60, 1.73)	0.043

PAD: peripheral artery disease; SFA: superficial femoral artery; MRI: magnetic resonance imaging.