A Novel Clinical Scoring Model for Interventional Therapy in Chronic Total Occlusion of the Coronary Artery

Table 3

Clinical baseline data of the study population.

Clinical baseline data	(N = 130)
Age (year)	62.81 ± 11.27
Male	104 (80%)
BMI (kg/m^2)	24.36 ± 3.13
Hypertension	93 (71.5%)
Hyperlipidemia	72 (55.4%)
Impaired glucose tolerance	48 (36.9%)
Smoking	61 (46.9%)
Previous PCI history	65 (50%)
Previous CABG history	1 (0.7%)
Previous MI history	40 (30.8%)
≥NYHA III	44 (33.8%)
≥CKD III	13 (10%)
≥2 major coronary artery lesions	123 (94.6%)
Clinic symptoms
Stable angina	14 (10.8%)
Unstable angina pectoris	101 (77.7%)
Myocardial infarction	15 (11.5%)
LVEF
≥50%	83 (63.9%)
40%∼50%	35 (26.9%)
＜40%	12 (9.2%)