Table 2.

Comparison of biochemical indicators

Index	Non-LOS group (n = 159)	LOS group (n = 178)	P
PCT (ng/mL), median (IQR)	0.29 (0.17, 0.41)	2.07 (1.09, 9.76)	< 0.001
CRP (mg/L), median (IQR)	2.42 (1.28, 3.92)	18.60 (5.51, 44.32)	< 0.001
TNF-α (pg/mL), median (IQR)	5.22 (3.12, 7.48)	6.43 (4.25, 8.75)	< 0.001
IL-6 (pg/mL), median (IQR)	5.85 (3.98, 8.70)	20.46 (5.50, 63.58)	< 0.001
IL-1β (pg/mL), median (IQR)	2.68 (1.58, 3.86)	26.90 (11.94, 44.98)	< 0.001
IL-10 (pg/mL), median (IQR)	6.60 (3.63, 8.88)	103.94 (14.13, 129.28)	< 0.001
IL-12 (pg/mL), median (IQR)	3.36 (2.05, 4.40)	64.48 (44.20, 71.03)	< 0.001
Lac (mmol/L), median (IQR)	1.65 (1.12, 2.21)	3.97 (3.40, 4.46)	< 0.001
HBP (ng/mL), median (IQR)	45.38 (37.47, 53.65)	64.46 (55.05, 76.52)	< 0.001

IQR Interquartile Range, PCT Procalcitonin, CRP C-reactive Protein, HBP Heparin-binding Protein, Lac Lactate