Table 1 AUC for aPSS as compared with the PIM2 are shown for PICU mortality

Any invasive infection^a (n = 4096)

aPSS: 0.70 (0.67–0.73)

PIM2: 0.74 (0.71–0.77)*

Any invasive infection^a without underlying conditions (n = 1922)

aPSS: 0.81 (0.77–0.86)

PIM2: 0.85 (0.81–0.90)*

Any invasive infection^a with underlying conditions (n = 2174)

aPSS: 0.65 (0.61–0.69)

PIM2: 0.68 (0.65–0.72)*

Sepsis^b (n = 1690)

aPSS: 0.71 (0.67–0.76)

PIM2: 0.73 (0.69–0.77)

Sepsis^b without underlying conditions (n = 821)

aPSS: 0.83 (0.78–0.89)

PIM2: 0.84 (0.79–0.90)

Sepsis^b with underlying conditions (n = 869)

aPSS: 0.65 (0.60–0.71)

PIM2: 0.67 (0.61–0.72)