Abstract: The invention relates to a method for the extracorporeal qualitative or semi-quantitative determination of the amount of indicators for the systemic inflammatory response system (SIRS) or sepsis in the blood, blood serum, blood plasma, other body fluids or lavages or their constituents of human or animal subjects. In order to provide a test which is better than that of the prior art, with which the presence and/or the severity of SIRS or sepsis can be rapidly, economically, reliably and reproducibly determined in a sample, such as blood serum of a patient.