Fig. 3

A Hazard ratios for in-hospital mortality of the increasing group compared to the persistently low group (left), and the decreasing group compared to the persistently high group (right) stratified by age, sex, body mass index, diabetes, congestive heart failure, liver cirrhosis, chronic kidney disease, chronic obstructive pulmonary disease, sepsis, anuria, and SOFA score. B Kaplan–Meier survival analysis results of the four albumin change groups; orange, persistently high; green, increasing; purple, decreasing; blue, persistently low