A. Richey Sharrett

Feb 18, 2023 | alz-journals.onlinelibrary.wiley.com | Jason SMith |Jason Smith |A. Richey Sharrett |Rebecca Gottesman |David S. Knopman

2.6 Sensitivity analysis We repeated analyses, including potential mediators in Cox models. Second, given some evidence for the non-proportionality of hazards for some covariates, we also repeated the primary analysis using weighted Cox regression models to estimate the average HRs.28 Third, we imputed missing hypertension and covariate data (Figure ) using multiple imputation by chained equations, with 20 sets of imputations,29 using the mice package in R.