BackgroundCommunity-acquired pneumonia (CAP) represents a major health burden worldwide. Dysregulation of the immune response plays an important role in adverse outcomes in patients with CAP. MethodsWe analyzed peripheral blood mononuclear cells by 36-color spectral flow cytometry in adult patients hospitalized for CAP (n=40). matched control subjects (n=31). https://www.roneverhart.com/RKT-9-RDO/