ALB and chronic kidney disease: In contrast, Gundpatil et al. found that a cut-off level of 23.44 predicts increased mortality in ICU-admitted patients with non-chronic kidney disease, while in the present study a serum urea-to-albumin ratio cut-off level of >0.01 was related to an increased intra-hospital mortality in ICU-admitted neurosurgical patients with ICH [22].