[Retracted] Clinical Study on Characteristics and Risk Factors of Coronary Artery Lesions in Young Patients with Acute Myocardial Infarction

Table 4

Comparison of the position of the lesions and the collateral circulation between the two groups.

Group	n	The position of the lesions				The collateral circulation
		LAD	LCX	RCA	LM	Yes	No
Young group	84	53 (63.10)	13 (15.47)	11 (13.10)	7 (8.33)	28 (33.33)	56 (66.67)
Elderly group	66	38 (57.58)	16 (24.24)	10 (15.15)	2 (3.03)	54 (81.82)	12 (18.18)
t	—	0.472	0.003	0.130	1.843	35.059
	—	0.492	0.956	0.719	0.175	≤0.001