Serum creatinine trajectory after drainage of kidneys with bilateral malignant ureteral obstruction: a prospective non-randomized comparative study

Table 6 A multivariate linear regression analysis of the predictors of the time-to-nadir duration

Variables	Coefficients	p value
Age (year)	0.11 [0.01; 0.21]	0.031
Gender	− 3.72 [− 6.61; − 0.83]	0.012
Body mass index (Kg/m²)	− 0.21 [− 0.44; 0.02]	0.067
Urine output status at presentation	2.09 [0.09; 4.09]	0.040
Mean parenchymal thickness (mm)	− 0.29 [− 0.78; 0.21]	0.257
Type of malignancy relative to urinary tract	1.82 [− 1.58; 5.22]	0.292
Acid–base deficit (mmol/L)	− 0.12 [− 0.3; 0.06]	0.193
Laterality of drainage	− 0.12 [− 2.03; 1.81]	0.912
Pyuria after drainage (Pus cells/HPF)	− 0.015 [− 0.05; 0.02]	0.359

ISSN: 1471-2490