Study Name Follow up 1 to 5 Mortality TVR Stroke MI MACCE All cause death Any repeat revascularization Q-wave or Non Q wave or post procedural MI Death,MI,stroke,TVR Boudriot2 1 2 Any repeat revascularization Any repeat revascularization Q wave or post procedural MI Q-wave or Non Q wave or post procedural MI Death, MI and TVR Shimizu11 All cause Death All cause Death FND with irreversible brain damage - Chieffo12 1&5 All cause Death 1 All cause Death Ghenim14 1 NA Makikallio15 1 All cause Death Repeat revascularization anywhere in LM or 10 mm distal to LM in the LAD or LCx Q-wave or Non Q wave or post procedural MI Q-wave or Non Q wave or post procedural MI Q-wave or Non Q wave or post procedural MI Non Q wave MI and STEMI Death,MI,stroke,TVR CUSTOMIZE13 Repeat revascularization of LM, LAD , LCx Revascularization NA in target segment Any repeat NA revascularization Rittger16 1 All cause Death Two fold rise in creatinine kinase levels Death,MI,stroke,TLR San Martin17 1 Stroke Q-wave MI Death,MI,stroke,TVR Kawecki18 1 All cause Death Cardiac Death Repeat revascularization of the same segment or 5 mm distal to the original lesion NA NA ESC criteria for ACS NA Luo19 2 Palmerini20 2 Neurological deficits NA ESC/ACCF/AHA/WHF Death , MI , Stroke definition Q-wave or Non Q wave or post procedural MI Morice1 Cardiac Death Any cause Repeat revascularization of the same segment or 5 mm distal to the original lesion NA NA Irreversible brain damage or permanent body impairment from impaired cerebral circulation Stroke, TIA, RIND Permanent body impairment from impaired cerebral circulation Stroke, TIA, RIND Death,MI,stroke,TVR Death, MI and TVR Death , MI , Stroke - PRECOMBAT21 1 & 2 Cardiac Death Zhao22 2 All cause Death Gijong YI23 5 Cardiac Death All cause Death Kang24 1 to 3 Credo Kyoto 225 DELTA Registry26 1 to 3 ASAN27 4 All cause Death All cause Death 5 All cause death 1 to 4 All cause death Chang29 5 All cause death Qin30 3 All cause Death 1&2 Cardiac Death MAIN COMPARE32 4&5 All cause death Capodanno33 3 All cause death Wu28 Park Registry 31 Any repeat revascularization Sudden onset of vertigo, numbness, aphasia or dysarthria from vascular lesions of the brain Repeat Neurological revascularization deficits on of LM, LAD , LCx imaging Revascularization NA in target vessel Repeat Stroke revascularization of LM, LAD , LCx Any repeat Stroke revascularization revascularization Stroke, TIA, of the target RIND vessel Repeat Neurological revascularization deficits on of LM, LAD , LCx imaging. Repeat Neurological revascularization deficits on of LM, LAD , LCx imaging. Repeat Neurological revascularization deficits on of LM, LAD , LCx imaging. Repeat Stroke and revascularization TIA of LM, LAD , LCx Any repeat revascularization Sudden onset of vertigo, numbness, aphasia or dysarthria from vascular lesions of the brain Repeat Neurological revascularization deficits on of LM, LAD , LCx imaging. Revascularization NA in target segment Q wave or post procedural MI Death,MI,stroke,TVR Q wave MI Death,MI,stroke Q wave MI or STEMI Death,MI,stroke,TVR ESC/ACCF/AHA/WHF Death,MI,stroke,TVR definition ARTS definition Death,MI,stroke Q-wave or Non Q wave or post procedural MI Q wave MI Death,MI,stroke,TVR Q-wave or Non Q wave or post procedural MI Q wave MI Death,MI,stroke, Ischemia symptom, Ischemic EKG, increased biomarkers Q wave or post procedural MI Death,MI,stroke,TVR Q wave MI Death,MI,stroke NA Death,MI,stroke,TVR Death,MI,stroke, Death,MI,stroke Death,MI,stroke,TVR Online Table 1: Definition of Major End Points in the included studies. TVR- target vessel revascularization, MI – myocardial infarction, MACCE – major adverse cardiovascular and cerebrovascular events, FND – focal neurological deficits, LM – left main coronary artery , LAD – left anterior descending artery , LCx – left circumflex coronary artery , RIND – reversible ischemic neurological deficit , ESC – European Society of Cardiology , ACS – acute coronary syndrome , ACCF – American College of Cardiology foundation, AHA – American Heart Association, WHF – World Health Federation , TIA – transient ischemic attack , NA – not available . E –supplemental References e1. e2. e3. e4. e5. e6. e7. e8. e9. e10. e11. e12. e13. e14. e15. e16. e17. Shimizu T, Ohno T, Ando J et al. Mid-term results and costs of coronary artery bypass vs drug-eluting stents for unprotected left main coronary artery disease. Circulation journal : official journal of the Japanese Circulation Society 2010;74:449-55. Chieffo A, Morici N, Maisano F et al. 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