Intensive vs non-intensive statin pretreatment before percutaneous coronary intervention in Chinese patients: A meta-analysis of randomized controlled trials

Table 2 Baseline clinical, angiographic and procedural characteristics in the overall population

Variable	High-intensity statin/population (%)	Moderate-intensity statin/population (%)	Placebo or no statin pretreatment/population (%)
Number of patients	1524/3123 (48.8)	738/3123 (23.6)	861/3123 (27.6)
Male	1052/1524 (69.0)	521/738 (70.6)	566/861 (65.7)
Hypertension	9441524 (61.9)	489/738 (66.3)	533/861 (61.9)
Diabetes mellitus	439/1429 (30.7)	232/758 (30.6)	246/778 31.6)
Dyslipidemia	193/751 (25.7)	147/649 (22.7)	75/201 (37.3)
Smokers	537/1524 (35.2)	279/758 (36.8)	280/881 (31.8)
Previous MI	88/610 (14.4)	0/20 (0)	84/632 (13.3)
Previous PCI	159/1183 (13.4)	51/629 (8.1)	103/612 (15.2)
Previous CABG	6/500 (1.2)	0/0 (0)	6/496 (1.2)
Stable angina	230/506 (45.5)	109/109 (100)	118/398 (29.6)
NSTE-ACS	518/767 (67.5)	0/0 (0)	539/778 (69.3)
STEMI	203/478 (42.5)	0/20 (0)	204/501 (40.7)
Single vessel	59/172 (34.3)	0/20 (0)	55/200 (27.5)
Double vessel	66/172 (38.4)	0/20 (0)	71/200 (35.5)
More than three and triple vessels	47/172 (27.3)	0/20 (0)	54/200 (27.0)
Target vessel LM	36/877 (4.1)	25/629 (4.0)	7/320 (2.2)
Target vessel LAD	622/1018 (61.1)	418/649 (64.4)	249/483 (51.6)
Target vessel LCX	328/1018 (32.2)	199/649 (30.7)	155/483 (32.1)
Target vessel RCA	346/1018 (34.0)	234/649 (36.1)	164/483 (34.0)
B2/C lesions	346/609 (56.8)	0/0 (0)	333/615 (54.1)
Multivessel lesions	33/78 (42.3)	0/0 (0)	39/83 (47.0)
Multivessel intervention	244/773 (31.6)	215/629 (34.2)	62/201 (30.8)
Aspirin	1375/1491 (92.2)	622/738 (84.3)	802/822 (97.6)
Clopidogrel/Ticlopidine	1300/1385 (93.9)	541/629 (86.0)	807/822 (98.2)
β-blockers	1104/1491 (74.0)	495/738 (67.1)	630/822 (76.6)
ACEI/ARB	1045/1491 (70.1)	404/738 (54.7)	667/822 (81.1)
Glycoprotein IIb/IIIa inhibitors	89/350 (25.4)	0/20 (0)	101/380 (29.7)
DES	822/851 (96.6)	701/738 (95.0)	176/179 (98.3)

MI: Myocardial infarction; PCI: Percutaneous coronary intervention; CABG: Coronary artery bypass grafting; NSTE-ACS: Non-ST segment elevation acute coronary syndrome; STEMI: ST segment elevation myocardial infarction; LM: Left main; LAD: Left anterior descending; LCX: Left circumflex; RCA: Right coronary artery; ACEI: Angiotensin-converting enzyme inhibitor; ARB: Angiotensin receptor blockers; DES: Drug-eluting stent.