History of cardiovascular disease of patients at admission Characteristi cs Total (n=92) Successful TA (n=68) Unsuccessful TA (n=24) p n (%) n (%) n (%) Angina 6 (6, 5) 3 (4, 4) 3 (12, 5) 0, 180F MI 5 (5, 4) 3 (4, 4) 2 (8, 3) 0, 603F Stroke 5 (5, 4) 5 (7, 4) 0 (0, 0) 0, 321F PTCA 4 (4, 3) 2 (2, 9) 2 (8, 3) 0, 278F CABG 2 (2, 2) 2 (2, 9) 0 (0, 0) Table 3.3.