Baseline characteristics of beneficiaries in the primary outcome (all-cause death) cohort, before and after propensity score matching.

* not included in the propensity score.
** health-related behavior or state ascertained via diagnostic codes alone.
PS: propensity score; K+: empiric potassium supplementation; SDiff: standardized difference; IQR = interquartile range; COPD: chronic obstructive pulmonary disease; HIV: human immunodeficiency virus; AIDS: acquired immunodeficiency syndrome; Mg2+: magnesium; ACEIs: angiotensin-converting enzyme inhibitors; ATIIRBs: angiotensin-II receptor blocker.