Cardiology Research and Practice / 2019 / Article / Tab 1

Research Article

Predictors for New Native-Vessel Occlusion in Patients with Prior Coronary Bypass Surgery: A Single-Center Retrospective Research

Table 1

Baseline patient characteristics.

VariablesAll (N = 354)No new CTO (n = 228)New CTO (n = 126) value

Age (yrs.)61.71 ± 9.4762.75 ± 7.9361.80 ± 8.380.492
 <65 (%)212 (59.89%)136 (59.64%)76 (60.31%)
 65 to <75 (%)142 (40.11%)92 (40.35%)50 (39.68%)
Sex0.694
 Male264 (74.58%)169 (74.12%)95 (75.40%)
 Female90 (25.42%)59 (25.88%)31 (24.60%)
BMI (kg/m2)26.57 ± 3.8827.06 ± 2.9726.59 ± 3.480.397
 ≤18.4000
 18.5–23.954 (15.25%)30 (13.16%)24 (19.05%)
 24.0–27.9186 (52.54%)125 (54.82%)61 (48.41%)
 ≥28112 (31.64%)72 (31.58%)40 (31.75%)
Hypertension248 (70.06%)158 (69.30%)90 (71.43%)0.532
Hypercholesterolemia206 (58.19%)129 (56.59%)77 (61.11%)0.217
Diabetes mellitus140 (39.55%)87 (38.16%)62 (49.20%)0.044
 Diet-controlled10 (7.14%)6 (6.90%)4 (6.45%)
 Tablet-controlled64 (45.71%)39 (44.82%)30 (48.39%)
 Insulin treatment66 (47.15%)42 (48.28%)28 (45.16%)
Smoker
 Never112 (31.64%)79 (34.64%)33 (26.19%)
 Former144 (40.68%)111 (48.68%)33 (26.19%)
 Current98 (27.68%)38 (16.67%)60 (47.62%)
Prior MI90 (25.42%)58 (25.44%)32 (25.40%)0.990
Prior PCI68 (19.21%)47 (20.61%)21 (16.67%)0.178
Prior cardiac surgery2 (0.57%)2 (0.88%)0 (0.00%)0.525
Prior heart failure36 (10.17%)21 (9.21%)15 (11.91%)0.237
Peripheral vascular disease74 (20.90%)45 (19.74%)29 (23.02%)0.279
70 (19.77%)46 (20.18%)24 (19.05%)0.704
Cerebrovascular disease24 (6.78%)14 (6.14%)10 (7.94%)0.337
Family history of CAD80 (22.60%)52 (22.81%)28 (22.22%)0.345
Atrial fibrillation/flutter36 (10.17%)18 (7.90%)18 (14.29%)0.480
0.104
Presentation of ACS12 (3.39%)8 (3.51%)4 (3.17%)
CCS class of angina218 (61.58%)145 (63.60%)73 (57.94%)
 Grade 1110 (31.07%)68 (29.82%)42 (33.33%)
 Grade 214 (3.69%)8 (3.51%)6 (2.78%)
 Grade 358.43 ± 0.08%59.28% ± 0.07%56.89% ± 0.1%0.010
 Grade 411 (3.10%)3 (1.32%)8 (6.35%)
Ejection fraction (%)31 (8.76%)14 (6.14%)17 (13.49%)
 ≤40%312 (88.14%)211 (92.54%)101 (80.16%)
 40%–50%0.404
 ≥50%150 (42.37%)101 (44.30%)49 (38.89%)
Left ventricular grade164 (46.33%)100 (43.86%)64 (50.79%)
 Class I38 (10.73%)26 (11.40%)12 (9.52%)
 Class II2 (0.57%)2 (0.88%)0 (0.00%)
 Class III77.6 ± 20.4773.93 ± 17.9479.09 ± 21.300.079
 Class IV87.2 ± 22.4990.5 ± 20.1185.89 ± 23.330.172
Creatinine (μmol/l)38 (10.73%)51.19 ± 7.0346.46 ± 11.850.484
GFR (ml/min/1.73 m2)2.47 ± 4.273.01 ± 4.402.26 ± 4.220.700
GFR < 60 ml/min/1.73 m2
Hs-CRP (mg/L)

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