Research Article
Long-Term Outcomes after Rotational Atherectomy for Calcified Chronic Total Occlusion versus Nonchronic Total Occlusion Coronary Lesions
Table 1
Baseline clinical characteristics of the study population.
| | Total (n = 812) | CTO RA (n = 80) | Non-CTO RA (n = 732) | value |
| Age (years) | 73.1 ± 8.6 | 72.5 ± 8.9 | 73.1 ± 8.57 | 0.567 | Gender | | | | | Male (%) | 650 (80%) | 64 (80%) | 586 (80.1%) | 0.991 | DM (%) | 287 (35.3%) | 32 (40%) | 255 (35.1%) | 0.383 | HTN (%) | 727 (89.5%) | 74 (92.5%) | 653 (90.2%) | 0.506 | Dyslipidemia (%) | 514 (63.3%) | 55 (68.8%) | 459 (63.4%) | 0.344 | Smoking (%) | 244 (30%) | 24 (30%) | 220 (30.4%) | 0.943 | Previous CABG (%) | 159 (19.6%) | 16 (20%) | 143 (19.5%) | 0.919 | Previous MI (%) | 169 (20.8%) | 17 (21.3%) | 152 (20.8%) | 0.921 | Previous PCI (%) | 322 (39.7%) | 39 (48.8%) | 283 (38.7%) | 0.080 | Number of CAD (%) | | | | | One vessel | 106 (13.1%) | 8 (10%) | 98 (13.4%) | 0.214 | Two vessels | 222 (27.3%) | 17 (21.3%) | 205 (28%) | | Three vessels | 484 (59.6%) | 55 (68.8%) | 429 (58.6%) | | CKD (%) | 129 (15.9%) | 7 (8.8%) | 122 (16.7%) | 0.066 | Dialysis (%) | 11 (1.4%) | 2 (2.5%) | 9 (1.2%) | 0.351 | Left ventricular EF | 51.8 ± 12.6 | 49.6 ± 12.8 | 52.1 ± 12.6 | 0.098 | Left ventricular | 243 (30.1%) | 27 (33.8%) | 216 (29.7%) | 0.455 | EF < 50% (%) | | | | |
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Data presented as mean ± standard deviation or number and percentage. CABG, coronary artery bypass graft operation; CAD, coronary artery disease; CKD, chronic kidney disease; CTO, chronic total occlusion; DM, diabetes mellitus; EF, ejection fraction; HTN, hypertension; MI, myocardial infarction; PCI, percutaneous coronary intervention; RA, rotational atherectomy.
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