Research Topics
| Yingxing WuSummaryAffiliation: Providence Health System Country: USA Publications
| Collaborators
|
Detail Information
Publications
Update of the Providence Health System experience with the CarboMedics prosthesisYingxing Wu
Providence Health System, Portland, Oregon, USA
J Heart Valve Dis 15:414-20. 2006..The study aim was to update the authors' experience with the CarboMedics bileaflet mechanical prosthesis in terms of early and long-term outcomes...
Mechanical heart valves: are two leaflets better than one?Yingxing Wu
Medical Data Research, Providence Health System, Portland, OR 97225, USA
J Thorac Cardiovasc Surg 127:1171-9. 2004..We sought to compare the long-term clinical outcomes of patients who underwent isolated aortic valve replacement with single-disc and bileaflet mechanical heart valves...
Statistical analysis of the results of heart valve replacementYingxing Wu
Expert Rev Cardiovasc Ther 1:559-68. 2003....
The value of aortic valve replacement in elderly patients: an economic analysisYingxing Wu
Providence Heart and Vascular Institute, Providence Health System, Portland, Ore 97225, USA
J Thorac Cardiovasc Surg 133:603-7. 2007..Heart valve replacement surgery has significantly prolonged life expectancy and quality of life. For the example of aortic valve replacement, what is its economic value according to this framework?..
Coronary artery bypass grafting: are risk models developed from on-pump surgery valid for off-pump surgery?Yingxing Wu
Providence Health System, Portland, OR, USA
J Thorac Cardiovasc Surg 127:174-8. 2004..This study was undertaken to test whether risk models developed from on-pump coronary artery bypass grafting are valid for assessing the risk for off-pump coronary artery bypass grafting...
Cost-effectiveness of aortic valve replacement in the elderly: an introductory studyYingxing Wu
Providence Heart and Vascular Institute, Providence Health System, Portland, Ore 97225, USA
J Thorac Cardiovasc Surg 133:608-13. 2007..By using aortic valve replacement as an example, this introductory report paves the way to more definitive studies of these issues in the future...
Measuring follow-up completenessYingxing Wu
Medical Data Research Center, Providence Health System, Portland, Oregon, USA
Ann Thorac Surg 85:1155-7. 2008..Using Clark's C, the follow-up completeness was 80.4% and using our C* it is 84.5%, whereas the true follow-up completeness based on National Death Index information was 85.0%...
Using the National Death Index to validate the noninformative censoring assumption of survival estimationYingxing Wu
Medical Data Research Center, Providence Health System, Portland, Oregon, USA
Ann Thorac Surg 85:1256-60. 2008..The analysis makes the assumption that the censoring is noninformative; that is, that a censored patient has the same risk of death as those who have complete follow-up. We tested this assumption in a large, long-term follow-up study...
Validating the Clinical Outcomes Assessment Program risk model for percutaneous coronary interventionYingxing Wu
Providence Health System Cardiovascular Study Group, Providence Health System, Portland, OR, USA
Am Heart J 151:1276-80. 2006..The Providence Health System (PHS) Cardiovascular Study Group data was used to further validate this COAP model using data from PHS hospitals in 3 western states...
Durability of pericardial versus porcine bioprosthetic heart valvesGary L Grunkemeier
Medical Data Research Center, Providence Health and Services, Portland, Ore 97225, USA
J Thorac Cardiovasc Surg 144:1381-6. 2012..To compare the probability, and modes, of explantation for Carpentier-Edwards pericardial versus porcine valves...
Clinical evaluation of the carbomedics prosthesis: experience at providence health system in PortlandKenji Minakata
Providence Health System, Portland, Oregon 97225, USA
J Heart Valve Dis 11:844-50. 2002..CONCLUSION: Early and intermediate-term follow up of the CarboMedics prosthesis indicates that the clinical performance of this valve is satisfactory, and results are comparable with those obtained for other mechanical valves...
Durability of pericardial versus porcine aortic valvesGuangqiang Gao
Providence Health System, Portland, Oregon, USA
J Am Coll Cardiol 44:384-8. 2004..Its freedom from SVD and reoperation makes it our current bioprosthesis of choice for AVR in appropriately selected patients...
Forty-year survival with the Starr-Edwards heart valve prosthesisGuangqiang Gao
Providence Health System, Portland, Oregon, USA
J Heart Valve Dis 13:91-6; discussion 96. 2004..CONCLUSION: This series of patients, who underwent valve replacement with the Starr-Edwards valve, now have a follow up extending beyond 40 years, thereby confirming the excellent durability of this valve...
Eliminating the diabetic disadvantage: the Portland Diabetic ProjectAnthony P Furnary
Providence St Vincent Hospital, Starr Wood Cardiac Group, Portland, OR, USA
Semin Thorac Cardiovasc Surg 18:302-8. 2006..CII eliminate the increased risks of these complications previously seen in diabetic patients. CII protocols are the standard-of-care for glycometabolic control in cardiac surgery patients...
Long-term results after Carpentier-Edwards pericardial aortic valve implantation, with attention to the impact of ageKarl F Welke
Medical Data Research Center, Providence Health and Services, Portland, Oregon 97225, USA
Heart Surg Forum 14:E160-5. 2011....
Long-term survival of patients after coronary artery bypass graft surgery: comparison of the pre-stent and post-stent erasGuangqiang Gao
Providence Health System, Portland, Oregon, USA
Ann Thorac Surg 82:806-10. 2006..This study establishes a baseline of long-term CABG survival that could be used for comparison with other methods of surgical, or nonsurgical coronary revascularization...
Continuous insulin infusion reduces mortality in patients with diabetes undergoing coronary artery bypass graftingAnthony P Furnary
Department of Cardiothoracic Surgery, Providence St Vincent Medical Center, Oregon Health and Science University, Portland, OR 97225, USA
J Thorac Cardiovasc Surg 125:1007-21. 2003..Its relative risk may be related to the level of perioperative hyperglycemia. We hypothesized that strict glucose control with a continuous insulin infusion in the perioperative period would reduce hospital mortality...
Sternal preservation: a better way to treat most sternal wound complications after cardiac surgeryE Charles Douville
Division of Cardiothoracic Surgery, The Oregon Clinic PC, Portland, Oregon 97213, USA
Ann Thorac Surg 78:1659-64. 2004..Postcardiotomy sternal wound complications remain challenging. The prevailing approach for deep sternal wound infection of debridement and flap coverage without osseous closure makes subsequent reoperation difficult...
Effect of hyperglycemia and continuous intravenous insulin infusions on outcomes of cardiac surgical procedures: the Portland Diabetic ProjectAnthony P Furnary
Providence St. Vincent Hospital and Oregon Health and Sciences, University, Portland, Oregon, USA
Endocr Pract 10:21-33. 2004..CII protocols should be the standard care for glycometabolic control in all patients undergoing cardiac surgical procedures...
Clinical effects of hyperglycemia in the cardiac surgery population: the Portland Diabetic ProjectAnthony P Furnary
Providence St. Vincent Medical Center, Portland, Oregon, USA
Endocr Pract 12:22-6. 2006..Three days of CII eliminates the incrementally increased risks of these complications previously seen in diabetic patients...
What are the odds?Gary L Grunkemeier
Providence Health System Cardiovascular Study Group, Providence Health and Services, Portland, Oregon, USA
Ann Thorac Surg 83:1240-4. 2007
"Our complication rates are lower than theirs": statistical critique of heart valve comparisonsGary L Grunkemeier
Providence Health System, Portland, Ore, USA
J Thorac Cardiovasc Surg 125:290-300. 2003....
Aprotinin does not increase the risk of renal failure in cardiac surgery patientsAnthony P Furnary
Providence Health System, Portland, Ore, USA Email
Circulation 116:I127-33. 2007..We sought to investigate that claim with an analysis that included all perioperative risk factors for renal failure, including PRBC transfusion data...
Does video-assisted thoracoscopic lobectomy for lung cancer provide improved functional outcomes compared with open lobectomy?John R Handy
Providence Cancer Center, Providence Health and Services, Portland, OR 97213, USA
Eur J Cardiothorac Surg 37:451-5. 2010..We evaluated video-assisted thoracic surgery (VATS) and open (OPEN) lobectomy for lung cancer and impact upon 6-month postoperative (postop) functional health status and quality of life...
Clinical results of a modular neck hip system: hitting the "bull's-eye" more accuratelyPaul J Duwelius
Oregon Health and Science University, Portland, Oregon, USA
Am J Orthop (Belle Mead NJ) 39:2-6. 2010..Neck modularity improves the ability to re-create the head center to achieve these goals and to hit the "bull's-eye" in total hip arthroplasty...
The economic impact of minimally invasive total hip arthroplastyPaul J Duwelius
Providence St Vincent Hospital and Medical Center, Orthopedic and Fracture Clinic, Portland, OR 97225, USA
J Arthroplasty 26:883-5. 2011..We conclude that, compared to LIS/PHP, MIS/AHP significantly shortened LOS by an average of 2.3 days, and significantly reduced hospital costs by an average of $3.9 thousand per patient...
What is the value of a p value?Gary L Grunkemeier
Medical Data Research Center, Providence Health and Services, Portland, Oregon, USA
Ann Thorac Surg 87:1337-43. 2009..Then, as a practical example, we compare the p-value result of a study of aprotinin-associated operative mortality with the more illuminative interpretation of the same study data using a Bayesian approach...
Statistical analysis of heart valve outcomesGary Grunkemeier
Providence Health System, Portland, Oregon, USA
J Heart Valve Dis 11:S2-7. 2002....
The Silzone effect: how to reconcile contradictory reports?Gary L Grunkemeier
Providence Health System, Portland, OR 97225, USA
Eur J Cardiothorac Surg 25:371-5. 2004..To attempt to reconcile reports containing contradictory findings with the St. Jude Medical Silzone heart valve...
Bootstrap resampling methods: something for nothing?Gary L Grunkemeier
Providence Health System, Portland, Oregon, USA
Ann Thorac Surg 77:1142-4. 2004
Delayed umbilical cord clamping in premature neonatesJoseph W Kaempf
Department of Neonatology, Providence St Vincent Medical Center, Portland, Oregon 97225, USA
Obstet Gynecol 120:325-30. 2012..We estimated the clinical outcomes in premature neonates who had delayed umbilical cord clamping compared with a similar group who had early umbilical cord clamping...
What is the risk that I will have a major complication after my valve operation?Yingxing Wu
Eur J Cardiothorac Surg 30:953-4; author reply 954. 2006
Mitral valve operations through standard and smaller incisionsVincent A Gaudiani
Pacific Coast Cardiac and Vascular Surgeons, Sequoia Hospital, Redwood City, California 94062, USA
Heart Surg Forum 7:E337-42. 2004..Evaluate the operative results of mitral valve repair (MVV) and mitral valve replacement (MVR) performed through standard and smaller incisions...
The risks and benefits of reoperative aortic valve replacementVincent A Gaudiani
Pacific Coast Cardiac and Vascular Surgeons, Sequoia Hospital, Redwood City, California, USA
Heart Surg Forum 7:E170-3. 2004..This strategy may avoid the risks of reoperation but exposes patients to the risks of long-term anticoagulation therapy. Which risk is greater?..
Randomized trial of endoscopic versus open vein harvest for coronary artery bypass grafting: six-month patency ratesKwok L Yun
Department of Cardiac Surgery, Kaiser Permanente Medical Center, Los Angeles, Calif, USA
J Thorac Cardiovasc Surg 129:496-503. 2005..We sought to compare the 6-month angiographic patency rates of greater saphenous veins removed during coronary artery bypass grafting with the endoscopic vein harvest or open vein harvest techniques...
Outcomes after usage of a quality initiative program for off-pump coronary artery bypass surgery: a comparison with on-pump surgerySherif R Gobran
Department of Anesthesia, Christiana Care Health Services, Wilmington, Delaware, USA
Ann Thorac Surg 78:2015-21; discussion 2021. 2004..01). CONCLUSIONS: OPCAB surgery using SAS in conjunction with a CEQI initiative improves outcomes for patients compared with on-pump CABG surgery...
