Evaluation of Short-Term Insulin Pump for Treatment of Patients with Type 2 Diabetes Mellitus Complicated with Lower Extremity Arterial Disease in Endocrinology by Ultrasonography

Table 1

LEAD scoring.

Items	0	1	2	3	4
ABI	>0.9
Intermittent claudication: the maximum distance walking at the speed of 70-80 m/min	Distance ≥400 m	300-399 m	200-299 m	100-199 m	<100 m or unable to walk
Pain	No pain	Postexercise pain	Occasional resting pain	Resting pain at night or frequent resting pain	Persistent resting pain
Sense of numbness	No numbness	Occasional numbness	Frequent numbness	Frequent numbness and other abnormal feelings	Persistent numbness
Whether ischemic ulcer exists or not	No open lesions	Superficial lesions	Wound depth reaching tendon, ligament, and joint	Deep ulcer, osteomyelitis, abscess sinus	Toe and/or partial foot gangrene