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Table 1 Basic clinical characteristics of the study participants

From: Non-high-density lipoprotein cholesterol/high-density lipoprotein cholesterol ratio serve as a predictor for coronary collateral circulation in chronic total occlusive patients

Variables CCC good formation group (n = 144) CCC poor formation group (n = 209) P value
Age 63.27 ± 10.78 61.52 ± 12.16 0.165
Gender [man (%)] 122 (41.9) 169 (58.1) 0.349
Smoking 69 (41.3) 98 (58.7) 0.914
Diabetes 38 (38.0) 62 (62.0) 0.549
Hypertension 95 (43.6) 123 (56.4) 0.183
Coronary artery disease 3 (33.3) 6 (66.7) 0.645
drinking 41 (41.4) 58 (58.6) 0.904
aspirin 4 (33.3) 8 (66.7) 0.768
β-blockers 8 (38.1) 13 (61.9) 0.795
ACEI/ARB 22 (34.4) 42 (65.6) 0.264
TC (mmol/l) 4.40 ± 1.01 4.56 ± 1.13 0.179
TG (M (P25, P75), mmoL/L) 1.76 (0.97,2.10) 2.16 (1.12,2.35) 0.058
HDL (mmol/l) 1.07 (0.86,1.23) 0.97 (0.80,1.11) 0.002**
LDL (mmol/l) 2.73 ± 0.77 2.83 ± 0.87 0.251
LP(a)(M, mg/L) 219.65 (60.57,276.3) 184.56 (65.7,221) 0.288
Non-HDL-C (mmol/l) 3.33 (2.69,3.90) 3.59 (2.75,4.30) 0.057
Non-HDL-C/HDL 3.31 ± 1.22 3.86 ± 1.40 0.000*
Occlusive vessel (%)    
Multiple vessels lesions 30 (62.5) 18 (37.5) 0.001*
LAD 39 (38.2) 63 (61.8) 0.552
LCX 21 (28.4) 53 (71.6) 0.015**
RCA 54 (41.9) 75 (58.1) 0.757
  1. CCC, coronary collateral circulation; ACEI, angiotension converting enzyme inhibitors;ARB, angiotensin receptor blocker; TC, total cholesterol; TG, triglyceride; HDL, high-density lipoprotein; LDL, low-density lipoprotein; non-HDL-C, non–high-density lipoprotein cholesterol; TC/HDL, total cholesterol /high-density lipoprotein cholesterol ratio; Non-HDL-C/HDL, non–high-density lipoprotein cholesterol /high-density lipoprotein cholesterol ratio; LAD, left anterior descending artery; LCX, left circumflex artery; RCA, right coronary artery
  2. *P < 0.01, **P < 0.05