Table 1. Patient and surgical characteristics; (N= number; SD= standard deviation; GFR-MDRD= Glomerular Filtration Rate – Modification of Diet in Renal Disease; ASA= American Society of Anesthesiologists).
N Patients Male Female Age (years)
97 67 30
LCA procedures Tumor diameter (mm) Benign histology Malignant histology
99 99 15 84 2
99 25 8
Body Mass Index (kg/cm ) ASA Charlson Comorbidity Index Age-adjusted Charlson Comorbidity Index
99 50 99 99
Laparoscopic retroperitoneal approach Laparoscopic transperitoneal approach Right side Left side
52 47 55 44
Preoperative GFR-MDRD (ml/min/1.73m ) 2 Preoperative GFR-MDRD<60 (ml/min/1.73m ) Solitary kidney 2
83
Mean
Range
SD
66.4
36 - 84
10.6
29.9
15 - 50
7.6
73.0 43.5
19 - 149 19 - 59
23.8 13.3
27.1 2.0 1.9 4.0
18.7 - 41 1-3 0-8 0 - 11
4.7 0.5 2.0 2.5