Characteristics of the damaged coronary arteries Characteristics Total (n=92) Successful TA (n=68) Unsuccessful TA (n=24) p n (%) n (%) n (%) Coronary arterial system Balanced Right dorminant Left dorminant 75 (81, 5) 12 (13, 0) 5 (5, 5) 55 (80, 9) 8 (11, 8) 5 (7, 4) 20 (83, 3) 4 (16, 7) 0 (0, 0) 0, 458F Culprit artery Left main 0 0 0 LAD 45 (48, 9) 36 (52, 9) 9 (37, 5) 0, 193 LCX 6 (6, 5) 5 (7, 4) 1 (4, 2) 1F RCA 41 (44, 6) 27 (39, 7) 14 (58, 3) 0, 114 Number of damaged branches ≥ 70% 1 branch 54 (58, 7) 43 (63, 2) 11 (45, 8) 0, 137 2 branches 28 (30, 4) 20 (29, 4) 8 (33, 3) 0, 720 3 branches 10 (10, 9) 5 (7, 4) 5 (20, 8) 0, 120F Table 3.6.