Research Article

Vascular Response after Directional Coronary Atherectomy for Left Main Bifurcation Lesion

Table 1

Baseline characteristics of participants.

Patient characteristics31 patients

Age (years)70 ± 10
Male (%)29 (94)
Hypertension (%)24 (77)
Diabetes mellitus (%)8 (26)
Hyperlipidemia (%)24 (77)
Hemodialysis (%)1 (3)
Current smoker (%)2 (6)
Previous percutaneous coronary intervention (%)10 (32)
Previous coronary artery bypass graft (%)0 (0)

Medication
ACE/ARB (%)21 (68)
β-Blocker (%)22 (71)
Statin (%)30 (97)
Aspirin (%)31 (100)
Clopidogrel (%)10 (32)
Prasugrel (%)21 (68)

Medina classification
(0, 1, 0) (%)18 (58)
(0, 0, 1) (%)4 (13)
(1, 0, 0) (%)1 (3)
(1, 1, 0) (%)7 (23)
(1, 1, 1) (%)1 (3)

Main target of DCA
LAD ostium (%)21 (68)
LCX ostium (%)2 (6)
Distal left main trunk (%)2 (6)
Distal left main trunk and LAD ostium (%)5 (17)
Distal left main trunk, LAD ostium, and LCX ostium (%)1 (3)