Back Propagation Neural Network-Based Ultrasound Image for Diagnosis of Cartilage Lesions in Knee Osteoarthritis

Table 4

Results of different articular surface cartilage lesion stages in the control group (place).

Staging		Inspection area
		Stage I	Stage II	Stage III	Stage IV	Total
Central groove of pulley	The central sulcus	7	11	10	11	164
	The inside of the slope	6	20	17	26
	The outside of the slope	5	17	20	14
The femoral	The medial condyle	15	22	25	5	120
	The lateral condyle	7	29	11	8