Variates | Modified Y-Graft techniques utilizing Femoral artery bypass (without OSCA, n = 23) | Modified Y-Graft techniques utilizing Femoral artery bypass (with OSCA, n = 28) | P value |
---|---|---|---|
Preoperative characteristics | |||
Age, years | 46.5 ± 11.8 | 46.1 ± 8.3 | P > 0.05 |
Male sex | (n = 20)87.0% | (n = 22)78.6% | P > 0.05 |
Weight, Kg | 80.5 ± 13.4 | 80.8 ± 12.6 | P > 0.05 |
Marfan syndrome | (n = 2)8.7% | (n = 2)7.1% | P > 0.05 |
Aortic valve regurgitation | (n = 10)43.5% | (n = 8)28.6% | P > 0.05 |
Diabetes mellitus | (n = 1)4.3% | (n = 0)0% | P > 0.05 |
Smoking, past or current | (n = 20)87.0% | (n = 21)75.0% | P > 0.05 |
Hypertension | (n = 22)95.7% | (n = 26)92.9% | P > 0.05 |
Renal dysfunction | (n = 1)4.3% | (n = 2)7.1% | P > 0.05 |
Pulmonary disease | (n = 1)4.3% | (n = 0)0% | P > 0.05 |
Operative variables | |||
Perfusion and ischemic times, minutes | |||
Cardiopulmonary bypass | 236 (200–290) | 204 (169–246) | P < 0.05 |
Systemic circulatory arrest | 20.6 ± 6.9 | 1.6 ± 1.1 | P < 0.05 |
Aortic clamp | 105 ± 25.7 | 92.9 ± 35.2 | P > 0.05 |
Cerebral circulatory arrest | 0 | 0 | NA |
Skin-to-skin time | 486 ± 51.3 | 432 ± 40.5 | P > 0.05 |
Lowest nasopharyngeal temperature, °C | 28 | 32 | NA |
Concomitant aortic valve replacement | (n = 8)34.8% | (n = 3)10.7% | P < 0.05 |
Concomitant coronary artery bypass | (n = 3)13.0% | (n = 1)3.6% | P > 0.05 |
Outcomes | |||
Operative mortality | (n = 2)8.7% | (n = 2)7.1% | P > 0.05 |
neurologic dysfunction | (n = 3)13.0% | (n = 1)3.6% | P > 0.05 |
Respiratory support | >2 days (n = 15)65.2% | >2 days (n = 10)35.7% | P < 0.05 |
>5 days (n = 8)34.8% | >5 days (n = 3) 10.7% | P < 0.05 | |
Acute renal failure | (n = 5) 21.7% | (n = 1)3.6% | P < 0.05 |