Variables
Nephrotoxicity (+) n=88 Nephrotoxicity (-) n=28
p value
Sex, n (%) Female Male 47 (53.4) 41 (46.6) 11 (39.3) 17 (60.7)
0.193
APACHE II*(mean±SD) 25.78±6.542 25.64±6.86 0.922
Duration of hospitalization before COL therapy, median (min-max) 18 (3-101) 14 (4-31) 0.094
Initial serum urea (mg/dL) (mean±SD) 52.42±23.01 42.18±18.59 0.034
Initial serum creatinine (mg/dL) median (min-max) 0.8 (0.34-1.2) 0.64 (0.3-0.95) 0.001
Total colistin day, median (min-max) 10 (4-23) 8.5 (4-18) 0.141
Underlying diseases, n (%) Chronic obstructive pulmonary disease Diabetes mellitus Coronary artery disease Cardiac failure Chronic renal failure Immunosupression Solid organ malignancy 53 (60.2) 23 (26.1) 27 (30.7) 23 (26.1) 4 (4.5) 2 (2.3) 16 (57.1) 9 (32.1) 8 (28.6) 7 (25) 1 (3.6) 4 (14.3) 0.772 0.536 0.832 0.905 1 0.023
Vasopressor agent use, n (%) 33 (37.5) 10 (35.7) 0.865
Concomitant nephrotoxic agent use, n (%) 25 (28.4) 14 (50) 0.035
14-day mortality 46 (52.3) 14 (50) 0.865
28-day mortality 31 (73.8) 9 (64.3) 0.511
Overall mortality 84 (95.5) 23 (82.1) 0.036