Mean index of TIMI, TMP and level of ST elevation before and after intervention Characteristics Successful TA (n=68) Unsuccessful TA (n=24) Before After Trước Sau Mean TIMI 0, 9 ± 1, 3 3, 0 ± 0, 2 1, 1 ± 1, 4 2, 6 ± 0, 9 p < 0, 001 p < 0, 001 Mean TMP 0, 3 ± 0, 7 2, 9 ± 0, 3 0, 2 ± 0, 6 2, 0 ± 0, 8 p < 0, 001 p < 0, 001 ST back to normal 59 (86, 8) 6 (26, 1) p < 0, 001 Table 3.11.