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A New Design for Observational Studies Applied to the Study of the Effects of High School Football on Cognition Late in Life
Do the impacts that occur when playing high school football have concussive effects that accelerate cognitive decline late in life? We …
Katherine Brumberg, Dylan S. Small, Paul R. Rosenbaum
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Optimal Refinement of Strata to Balance Covariates
What is the best way to split one stratum into two to maximally reduce the within-stratum imbalance in many covariates? We formulate …
Katherine Brumberg, Dylan S. Small, Paul R. Rosenbaum
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Using Natural Strata When Examining Unmeasured Biases in an Observational Study of Neurological Side Effects of Antibiotics
Fluoroquinolones are widely prescribed antibiotics that carry a US Food and Drug Administration warning about possible side-effects on …
Katherine Brumberg, Darcy E. Ellis, Dylan S. Small, Sean Hennessy, Paul R. Rosenbaum
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Using Randomized Rounding of Linear Programs to Obtain Unweighted Natural Strata That Balance Many Covariates
In causal inference, natural strata are a new compromise between conventional strata and matching in a fixed ratio, say pair matching …
Katherine Brumberg, Dylan S. Small, Paul R. Rosenbaum
Code DOI
Differential Gene Expression in Prostate Tissue
In a prospective study of 31 925 men with 18 yr of follow-up, higher ejaculation frequency (EF) throughout adulthood was associated …
Jennifer A. Sinnott, Katherine Brumberg, Kathryn M. Wilson, Ericka M. Ebot, Edward L. Giovannucci, Lorelei A. Mucci, Jennifer R. Rider
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