Fig 1.

Study design. End of follow-up for all outcomes in patients admitted to hospital with coronavirus disease 2019 (covid-19) was earliest of date of outcome, a maximum of 30 days, or 30 August 2020. For the analysis of inpatient mortality and initiating therapeutic anticoagulation, patients were further censored at date of hospital discharge. BMI=body mass index; COPD=chronic obstructive pulmonary disease; ACE=angiotensin converting enzyme; ARB=angiotensin II receptor blocker; NSAID=non-steroidal anti-inflammatory drug; PCR=polymerase chain reaction; RBC=red blood cell