Improving measurement of binary covariates in claims data: A simulation study.
John G ConnollyRobert J GlynnSebastian SchneeweissJoshua J GagnePublished in: Pharmacoepidemiology and drug safety (2020)
The two-algorithm indicator approach may improve adjustment for claims-based confounders by returning a point estimate at least as unbiased as the better of the two component definitions.