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Comparison of blood flow grade (TIMI) (n (%)).
| Time | Groups | Cases | Grade 0 | Grade 1 | Grade 2 | Grade 3 |
|---|---|---|---|---|---|---|
| Before treatment | The study group | 49 | 28 (57.14) | 19 (38.78) | 2 (4.08) | 0 (0.00) |
| The control group | 49 | 25 (51.02) | 23 (46.94) | 1 (2.04) | 0 (0.00) | |
| χ 2 value | 1.092 | |||||
| P value | 0.579 | |||||
| After treatment | The study group | 49 | 0 (0.00) | 0 (0.00) | 3 (6.12) | 46 (93.88) |
| The control group | 49 | 0 (0.00) | 2 (4.08) | 10 (20.41) | 37 (75.51) | |
| χ 2 value | 7.202 | |||||
| P value | 0.027 | |||||
