Table 3.

Angiographic results of all patients in the two groups.

	Group I (N = 215) (very early PCI)	Group II (N = 205) (early PCI)	P value
Culprit vessel
LM coronary artery, n (%)	3(1.4%)	2(1.0%)	0.692
LAD coronary artery, n (%)	88(40.9%)	79(38.5%)	0.616
CX coronary artery, n (%)	62(28.8%)	69(33.7%)	0.286
Right coronary artery, n (%)	61(28.4%)	56(27.3%)	0.809
Thrombus burden
Low	71 (33.0%)	74 (36.1%)	0.620
Moderate	74 (34.4%)	73 (35.6%)
High	70 (32.6%)	58 (28.3%)
Aspiration catheter	21 (9.8%)	34 (16.6%)	0.038*
Reperfusion type
Balloon angioplasty	16(7.4%)	7 (3.4%)	0.193
Direct stenting	62(28.8%)	61 (29.8%)
Stenting after pre-dilatation	137 (63.7%)	137(66.8%)
Post-procedural TIMI flow
0	6 (2.8%)	12 (5.9%)	0.044*
1	11 (5.1%)	17 (8.3%)
2	14 (6.5%)	23 (11.2%)
3	184 (85.6%)	153(74.6%)
Volume of contrast agent,(ml)	131.4 ± 45.68	125.4 ± 35.62	0.134

LM: left main; LAD: left anterior descending; CX: circumflex; TIMI: thrombolysis in myocardial infarction.