Luke J. Keele, PhD

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Research Associate Professor of Statistics in Surgery
Department: Surgery

Contact information
Department of Surgery
Perelman School of Medicine, University of Pennsylvania
3400 Spruce Street, 4 Silverstein
Philadelphia, PA 19104
Education:
BA (Political Science)
Calvin College, Grand Rapids, MI, 1997.
MA (Political Science)
University of North Carolina, Chapel Hill, NC, 2000.
PhD (Political Science)
University of North Carolina, Chapel Hill, NC, 2003.
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Selected Publications

Keele L, Lenard M, Page L: Overlap violations in clustered observational studies of educational interventions. Journal of Research on Educational Effectiveness 2024 (in press).

Ye T, Westling T, Page L, Keele L, Small D, Grieve R: Nonparametric identification of causal effects in clustered observational studies with differential selection. Journal of the Royal Statistical Society, Series A 2024 (in press).

Jog A, Strauss Starling AL, Kaur I, Um K, Keele LJ, Triggs JR, Altieri MS, Shao JM: Paraesophageal hernia recurrence following repair: Making the case for reoperative surgery in a propensity-matched cohort. Surgical Endoscopy 38(6): 3138-3144, June 2024 Notes: Epub Apr. 16, 2024.

Michel K, Slinger M, Talwar R, Stambakio H, Chang S, Luckenbaugh A, Malkowicz SB, Guzzo T, Keele L, Bivalacqua T: Comparison of apixaban versus enoxaparin for VTE prevention after radical cystectomy: The CARE Trial. Journal of Urology 211(5 Suppl 2): e19-e20, May 2024 Notes: Presented at the American Urological Association's Annual Meeting, AUA 2024, San Antonio, TX, May 2024.

Ben-Michael E, Page L, Keele L: Approximate balancing weights for clustered observational study designs. Statistics in Medicine 43(12): 2332-2358, May 30 2024 Notes: Epub Apr. 1, 2024.

Kaufman EJ, Wirtalla CJ, Keele LJ, Neuman MD, Rosen CB, Syvyk S, Hatchimonji J, Ginzberg S, Friedman A, Roberts SE, Kelz RR: Costs of care for operative and non-operative management of emergency general surgery conditions. Annals of Surgery 279(4): 684-691, Apr. 1 2024 Notes: Epub Oct. 19, 2023.

Ginzberg SP, Wirtalla CJ, Keele LJ, Wachtel H, Kaufman EJ, Kelz RR: An acute care surgeon's dilemma: Operative vs. non-operative management of emergency general surgery conditions in patients with recent colorectal cancer treatment. American Journal of Surgery 227: 15-21, Jan. 2024 Notes: Epub Sept. 12, 2023.

Ye T, Keele L, Hasegawa R, Small D: A negative correlation strategy for bracketing in difference-in-differences. Journal of the American Statistical Association Aug. 20 2023 (Epub) Notes: doi.org/10.1080/01621459.2023.2252576.

Ma KL, Sharon CE, Tortorello GN, Keele L, Lukens JN, Karakousis GC, Miura JT: Delayed time to radiation and overall survival in Merkel cell carcinoma. Journal of Surgical Oncology 128(8): 1385-1393, Dec. 2023 Notes: Epub Aug. 25, 2023.

Moneme AN, Wirtalla CJ, Roberts SE, Keele LJ, Kelz RR: Primary care physician follow-up and 30-day readmission after emergency general surgery admissions. JAMA Surgery 158(12): 1293-1301, Dec. 1 2023.

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Last updated: 06/18/2024
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