The July Effect: Impact of the Beginning of the Academic Cycle on Cardiac Surgical Outcomes in a Cohort of 70,616 Patients

Annals of Thoracic Surgery

Volumn 88, Issue 1, 2009, Pages 70-75

  Bakaeen, Faisal G ^a,b,c   Huh, Joseph ^a,b,c   LeMaire, Scott A ^a,c   Coselli, Joseph S ^a,c   Sansgiry, Shubhada ^b   Atluri, Prasad V ^b   Chu, Danny ^a,b,c  

^a BAYLOR COLLEGE OF MEDICINE   (United States)

^b MICHAEL E DEBAKEY VETERANS AFFAIRS MEDICAL CENTER   (United States)

^c ST LUKE S EPISCOPAL HOSPITAL   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

DIGOXIN; DIURETIC AGENT; GLYCERYL TRINITRATE;

ADULT; ARTICLE; CARDIOPULMONARY BYPASS; COMA; CONTROLLED STUDY; CORONARY ARTERY BYPASS GRAFT; ENDOCARDITIS; FEMALE; HEALTH PROGRAM; HEART ARREST; HEART INFARCTION; HEART MUSCLE ISCHEMIA; HEART SURGERY; HUMAN; KIDNEY FAILURE; MAJOR CLINICAL STUDY; MALE; MEDIASTINITIS; MORTALITY; POSTOPERATIVE HEMORRHAGE; PRIORITY JOURNAL; STROKE; SURGICAL MORTALITY; SURGICAL RISK; TREATMENT OUTCOME;

ACADEMIC MEDICAL CENTERS; AGED; CARDIAC SURGICAL PROCEDURES; CLINICAL COMPETENCE; EDUCATION, MEDICAL, GRADUATE; FEMALE; HEALTH CARE SURVEYS; HOSPITAL MORTALITY; HUMANS; INTERNSHIP AND RESIDENCY; LOGISTIC MODELS; MALE; MIDDLE AGED; MULTIVARIATE ANALYSIS; OUTCOME ASSESSMENT (HEALTH CARE); PREDICTIVE VALUE OF TESTS; PROBABILITY; REGISTRIES; RISK MANAGEMENT; SEASONS; SURVIVAL ANALYSIS; TIME FACTORS;

EID: 67649804540     PISSN: 00034975     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.athoracsur.2009.04.022     Document Type: Article

References (17)

1. Englesbe M.J., Pelletier S.J., Magee J.C., et al. Seasonal variation in surgical outcomes as measured by the American College of Surgeons-National Surgical Quality Improvement Program (ACS-NSQIP). Ann Surg 246 (2007) 456-462
2. Barry W.A., and Rosenthal G.E. Is there a July phenomenon?. The effect of July admission on intensive care mortality and length of stay in teaching hospitals. J Gen Intern Med 18 (2003) 639-645
3. Rich E.C., Hillson S.D., Dowd B., and Morris N. Specialty differences in the 'July phenomenon' for Twin Cities teaching hospitals. Med Care 31 (1993) 73-83
4. Ford A.A., Bateman B.T., Simpson L.L., and Ratan R.B. Nationwide data confirms absence of 'July phenomenon' in obstetrics: it's safe to deliver in July. J Perinatol 27 (2007) 73-76
5. Shuhaiber J.H., Goldsmith K., and Nashef S.A. Impact of cardiothoracic resident turnover on mortality after cardiac surgery: a dynamic human factor. Ann Thorac Surg 86 (2008) 123-130 discussion 30-1
6. Dhaliwal A.S., Chu D., Deswal A., et al. The July effect and cardiac surgery: the effect of the beginning of the academic cycle on outcomes. Am J Surg 196 (2008) 720-725
7. Grover F.L., Hammermeister K.E., and Burchfiel C. Initial report of the Veterans Administration Preoperative Risk Assessment Study for Cardiac Surgery. Ann Thorac Surg 50 (1990) 12-26
8. Grover F.L., Johnson R.R., Shroyer A.L., Marshall G., and Hammermeister K.E. The Veterans Affairs Continuous Improvement in Cardiac Surgery Study. Ann Thorac Surg 58 (1994) 1845-1851
9. Grover F.L., Shroyer A.L., and Hammermeister K.E. Calculating risk and outcome: the Veterans Affairs database. Ann Thorac Surg 62 (1996) S6-S11
10. Bakaeen F.G., Dhaliwal A.S., Chu D., et al. Does the level of experience of residents affect outcomes of coronary artery bypass surgery?. Ann Thorac Surg 87 (2009) 1127-1133
11. Haan C.K., Milford-Beland S., O'Brien S., et al. Impact of residency status on perfusion times and outcomes for coronary artery bypass graft surgery. Ann Thorac Surg 83 (2007) 2103-2110
12. Goodwin A.T., Birdi I., Ramesh T.P., et al. Effect of surgical training on outcome and hospital costs in coronary surgery. Heart 85 (2001) 454-457
13. Roberts C.S., and Bocanegra N.R. Comparison of the first 100 coronary bypass patients of a supervised resident with his first 100 as an attending surgeon at the same institution. Am J Surg 178 (1999) 348-350
14. Guo L.R., Chu M.W., Tong M.Z., et al. Does the trainee's level of experience impact on patient safety and clinical outcomes in coronary artery bypass surgery?. J Card Surg 23 (2008) 1-5
15. Baskett R.J., Buth K.J., Legare J.F., et al. Is it safe to train residents to perform cardiac surgery?. Ann Thorac Surg 74 (2002) 1043-1048
16. Sethi G.K., Hammermeister K.E., Oprian C., and Henderson W. Impact of resident training on postoperative morbidity in patients undergoing single valve replacement. Department of Veterans Affairs Cooperative Study on Valvular Heart Disease. J Thorac Cardiovasc Surg 101 (1991) 1053-1059
17. Gulbins H., Pritisanac A., Ennker I.C., and Ennker J. Safety of a cardiac surgical training program over a twelve-year period. Thorac Cardiovasc Surg 55 (2007) 494-499