Value of early diagnosis of sepsis complicated with acute kidney injury by renal contrast-enhanced ultrasound

Table 2 Comparison of renal function and contrast-enhanced ultrasound on admission between acute kidney injury subgroup and non-acute kidney injury subgroup

	Non-AKI subgroup, n = 53	AKI subgroup, n = 13	t/χ2 value	P value
SIRS	2.18 ± 0.44	2.31 ± 0.38	1.283	0.203
Lac in mmol/L	2.29 ± 0.88	2.61 ± 0.92	1.507	0.135
Scr in μmol/L	89.82 ± 12.81	92.71 ± 11.06	0.980	0.330
BUN in mmol/L	3.02± 0.91	3.38 ± 0.96	1.636	0.105
PI in dB	15.82 ± 3.92	12.83 ± 3.77	3.232	0.002
RT in s	7.92 ± 3.31	8.79 ± 3.27	1.106	0.272
WIS, dB/s	1.92 ± 0.81	1.22 ± 0.68	3.774	0.000

SIRS: Systemic inflammatory response score; Lac: Lactic acid; Scr: Serum creatinine; BUN: Blood urea nitrogen; PI: Peak intensity; RT: Rise time; WIS: Wash in slope.