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Copyright ©2014 Baishideng Publishing Group Inc.
World J Cardiol. Jul 26, 2014; 6(7): 621-629
Published online Jul 26, 2014. doi: 10.4330/wjc.v6.i7.621
Table 1 Chronic total occlusion prevalence, location and treatment applied in different studies n (%)
Ref.Type of studyPopulationCTO prevalenceCTO location
Medical treatmentPCICABG
RCALADLCA
Kahn et al[2], 1993Retrospective333 Coronary disease (stenoses ≥ 50%)101 (35)58%18%24%---
Christofferson et al[3], 2005Retrospective6581 Underwent coronarography because of suspected CD1612 (25)49.4%22%28.60%49%11%40%
3087 Coronary disease (stenoses ≥ 70%)1612 (52)
Srinivas et al[4], 2002Retrospective1761 Multivessel disease545 (31)----14.50%-
Yamamoto et al[5], 2013Prospective15263 First revascularization procedure2491 (19)44.9%41.10%28.50%-61.18%-
Fefer et al[6], 2012Prospective14439 Underwent coronariography because of suspected CD2630 (18.2)46.9%19.86%15.43%64%10%26%
Jeroudi et al[7], 2013Prospective1015 Coronary disease (stenoses ≥ 50%)319 (31.34)---19% (61)50% (161)30% (97)