Fig. 1From: Post-surgical outcomes of patients with chronic kidney disease and end stage renal disease undergoing radical prostatectomy: 10-year results from the US National Inpatient SampleStudy sample selection. NIS, Nationwide Inpatient Sample; ICD-9, International Classification of Diseases, Ninth Revision; CKD, chronic kidney disease; ESRD, end-stage renal diseaseBack to article page