IFNG and systemic inflammatory response syndrome: Under ADCC conditions, a trend toward decreased IFN-γproduction was also observed in Sepsis group patients (18.4 [11.7–35.7] %) compared to healthy controls (26.8 [19.3–44.9] %, p = 0.09), whereas SIRS group patients exhibited a trend to increased IFN-γ production (42.9 [30.1–54.7] %) compared to healthy controls (p = 0.09).