Laboratory results showed lymphopenia (normal value 1.5–4 × 109/L) in 203 patients (22.5%), elevated CRP (50 mg/L) in 236 patients (40.3%), high d-dimer (>1 mcg/mL) in 147 (16.2%), and elevated ferritin level (>600 ng/mL) in 301 (33.3%). Here, CRP is linked to lymphopenia.