1 Department of Biostatistics and Data Science, Wake Forest University School of Medicine, Winston-Salem, NC, USA. Electronic address: npajewsk@wakehealth.edu.
2 Renal-Electrolyte and Hypertension Division, Department of Medicine, Perelman School of Medicine, University of Pennsylvania, PA, USA; Department of Biostatistics, Epidemiology, and Informatics, Perelman School of Medicine, University of Pennsylvania, PA, USA.