Timing of coronary intervention and door-to-balloon time Characteristics Total (n=92) Successful TA (n=68) Unsuccessful TA (n=24) p PCI before 12 hours 82 (89, 1) 64 (94, 1) 18 (75) 0, 018 Door-to-balloon time < 90 mins 45 (49, 5) 35 (52, 2) 10 (41, 7) 0, 374 Time to PCI (hour) * 5, 0 5, 0 6, 5 0, 216 Door-to-balloon time (mins) * 90 85 95 0, 088 Table 3.8.