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Grading of coronaries in the sample according to American Heart Association classification4 and sex
| Type | Male, n (%) | Female, n (%) | Total, n (%) |
|---|---|---|---|
| Normal | 5 (7.7) | 5 (41.7) | 10 (13.0) |
| I | 18 (27.7) | 3 (25.0) | 21 (27.3) |
| II | 6 (9.2) | 1 (8.3) | 7 (9.1) |
| III | 7 (10.8) | 2 (16.7) | 9 (11.7) |
| IV | 8 (12.3) | 0 (0.0) | 8 (10.4) |
| V | 20 (30.8) | 1 (8.3) | 21 (27.3) |
| VI | 1 (1.5) | 0 (0.0) | 1 (1.3) |
| Total | 65 (100.0) | 12 (100.0) | 77 (100.0) |
