ALB and liver disorder: As exhibited in Table 1, compared with patients in the low-PAR group, patients in the high-PAR group have a lower proportion of male gender, liver diseases, HGB and bilirubin, a higher proportion of PPI usage, SOFA score, myocardial infarction, heart rate, RR, WBC, PLT, albumin, PAR, anion gap, glucose, potassium, INR, PT, stage II, stage III and pAKI.