ECG and angiographic results and in-hospital MACE according to treatment modality and to time to treatment
| Short TTT Subgroup (N=128) | TA (N=66) | SP (N=62) | p |
| STR ≥70%, n (%) | 30 (45) | 21 (34) | 0.18 |
| TIMI 3 flow, n (%) | 59 (89) | 52 (84) | 0.35 |
| MBG 2-3, n (%) | 54 (82) | 44 (71) | 0.14 |
| MACE IH, n (%) | 1 (1.5) | 1 (1.6) | 0.50 |
| Intermediate TTT Subgroup (N=135) | TA (N= 68) | SP (N=67) | p |
| STR ≥70%, n (%) | 25 (37) | 17 (25) | 0.15 |
| TIMI 3 flow, n (%) | 58 (85) | 51 (76) | 0.17 |
| MBG 2–3, n (%) | 54 (79) | 42 (63) | 0.03 |
| MACE IH n (%) | 1 (1.5) | 2 (3.0) | 0.37 |
| Late TTT Subgroup (N=36) | TA (N= 16) | SP (N=20) | p |
| STR ≥70%, n (%) | 8 (50) | 4 (20) | 0.01 |
| TIMI 3 flow, n (%) | 14 (88) | 12 (60) | 0.01 |
| MBG 2–3, n (%) | 13 (81) | 9 (45) | 0.02 |
| MACE IH, n (%) | 1 (6.3) | 2 (10) | 0.42 |
IH, in-hospital; MACE, major adverse cardiac events; MBG, myocardial blush grade; SP, standard PCI; STR, ST-segment resolution; TA, thrombus aspiration.