SpO2: saturation of oxygen; TLC: total leucocyte count; HTN: hypertension; BUN: blood urea nitrogen; AST: aspartate aminotransferase; ALT: alanine aminotransferase; ULN: upper limit of normal; LDH: lactate dehydrogenase; CRP: C-reactive protein; GCS: Glasgow coma scale; IQR: interquartile range; HCQ: hydroxychloroquine; LMWH: low molecular weight heparin; SOB: shortness of breath. Here, CRP is linked to Hypertension.