CRP and lymphopenia: The mean values of the different biological parameters in our cohort were hemoglobin 12.9 g/dL (SD = 2.2), C-reactive protein 89.5 mg/dL (SD 78.4), mild lymphopenia 1,093 (SD = 654), normal neutrophil and platelet counts, increased D-dimer 1,752 ng/mL (SD = 3,416), slightly decreased saturation to 91% (SD = 7), and average oxygen requirement of 2.4 L (SD = 3.6).