ACEI=angiotensin-converting enzyme inhibitor; ARB=angiotensin receptor blocker; COPD=chronic obstructive pulmonary disease; HR=hazard ratio; OR=odds ratio1The definition of severe/critical disease in Yang et al., Meng et al., Feng et al., Peng et al., and Liu et al. was based on the definition given in Diagnosis and Treatment Protocol for Novel Coronavirus Pneumonia by Chinese National Health Commission; in Zhang et. al was defined based on the presence of septic shock, and in Zeng et. al was based on the guideline for community-acquired pneumonia.2Preprints which are yet to undergo peer-review at the time of writing.
Table 2 : Absolute risk reduction and relative risk for mortality in ACEI/ARB exposed and unexposed hypertensive patients