Elizabeth Delong, PhD

Department:
Biostatistics and Bioinformatics

Email Address:
Elizabeth.DeLong@duke.edu

Website:
www.duke.edu/~delon001

Address:
DUMC Box 2721

Durham, NC 27710

Telephone:
9196688828

Fax Telephone:
9196687061

Research Interests:
Developing methods for assessing, comparing, and validating statistical models of short and long term outcomes.
Developing and testing methods for evaluating comparative effectiveness in observational data.


For more information see:
www.duke.edu/~delon001

Publications:
2004 -- Pubmed # 14715324 -- Cowper PA, DeLong ER, Whellan DJ, Allen LaPointe NM, Califf RM. Economic effects of beta-blocker therapy in patients with heart failure. Am J Med. 2004 Jan 15;116(2):104-11.

2004 -- Pubmed # 14992748 -- Guller U, DeLong ER. Interpreting statistics in medical literature: a vade mecum for surgeons. J Am Coll Surg. 2004 Mar;198(3):441-58.

2004 -- Pubmed # 14722145 -- Peterson ED, Coombs LP, DeLong ER, Haan CK, Ferguson TB. Procedural volume as a marker of quality for CABG surgery. JAMA. 2004 Jan 14;291(2):195-201.

2003 -- Pubmed # 12837711 -- Ferguson TB Jr, Peterson ED, Coombs LP, Eiken MC, Carey ML, Grover FL, DeLong ER, . Use of continuous quality improvement to increase use of process measures in patients undergoing coronary artery bypass graft surgery: a randomized controlled trial. JAMA. 2003 Jul 2;290(1):49-56.

2003 -- Pubmed # 12822628 -- Shroyer AL, Coombs LP, Peterson ED, Eiken MC, DeLong ER, Chen A, Ferguson TB Jr, Grover FL, Edwards FH, . The Society of Thoracic Surgeons: 30-day operative mortality and morbidity risk models. Ann Thorac Surg. 2003 Jun;75(6):1856-64; discussion 1864-5.

1998 -- Peterson ED, Delong ER, Jollis JG, Muhlbaier LH, Mark DB. The effects of New York's bypass surgery provider profiling on access to care and patient outcomes in the elderly. J. Am Coll Cardiol. 1998;32:993-999.

1997 -- DeLong ER, Peterson ED, DeLong DM, Muhlbaier LH, Hackett S, Mark DB. Comparison of risk-adjustment methods for provider profiling. Statistics in Medicine, 1997;16:2645-2664.

1997 -- DeLong ER, Peterson ED, DeLong DM, Muhlbaier LH, Hackett S, Mark DB. Comparison of risk-adjustment methods for provider profiling. Stratistics in Medicine, 1997. (In Press)

1997 -- Peterson ED, Shaw LK, DeLong ER, Pryor DB, Califf RM, Mark DB. Racial variation in the use of cardiac revascularization procedures: Are the differences real? Do they matter? N Engl J Med, 1997. (In Press)

1997 -- Peterson ED, Shaw LK, DeLong ER, Pryor DB, Califf RM, Mark DB. Racial variation in the use of coronary revascularization proceedures: Are the differences real? Do they matter? N Engl J Med, 1997;336:480-486.

1988 -- DeLong ER, DeLong DM, Clarke-Pearson DL (1988). Comparing the areas under two or more correlated receiver operating characteristic curves; a nonparametric approach. Biometrics 44:837-845.

1985 -- DeLong ER, Vernon WB, Bollinger RR (1985). Sensitivity and specificity of a monitoring test. Biometrics 41:947-958.

1977 -- Cowper PA, DeLong ER, Peterson ED, Lipscomb J, Muhlbaier LH, Jollis JG, Pryor DB, Mark DB. Geographic variation in resource use for coronary artery bypass surgery. Med Care, 1977. (In Press)