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Cross sectional IVUS parameters for Fitzgibbon grade vein graft groups
| Variable | Fitzgibbon I | Fitzgibbon II & III | P value |
|---|---|---|---|
| IH area [mm2] | 4.5 (3.9, 5.0) | 5.2 (4.5, 5.8) | 0.04 |
| IH thickness [mm] | 0.4 (0.3, 0.4) | 0.4 (0.4, 0.5) | 0.09 |
| Lumen diameter [mm] | 3.4 (3.2, 3.6) | 3.5 (3.3, 3.8) | 0.38 |
Data are mean (95% CI). IH intimal hyperplasia
