ALB and lymphopenia: In univariate analysis for 151 patients with hypertension, age, ACEIs/ARBs, lymphopenia, leucocytosis, percentage of the pulmonary infection volume, decreased platelet count and calcium ions, and elevated white blood cell count, neutrophil count, lactate dehydrogenase (LDH), myoglobin, D-dimer, procalcitonin (PCT), and C-reactive protein, AST, albumin, and CK-MB were explored for their association with severe COVID-19 in patients with hypertension (Supplementary Table 3).