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Table 2 Patient characteristics

From: Trough colistin plasma level is an independent risk factor for nephrotoxicity: a prospective observational cohort study

 

Included patients (n=102)

Age, years*

69 (24–91)

Male sex, n (%)

79 (77.5)

APACHE II**

12.4 ± 5.68

Clinical status, n (%):

 

- Severe sepsis

48 (47.1)

- Shock

8 (7.8)

Intensive Care Unit admission, n (%)

24 (23.5)

Type of infection, n (%)

 

- Pneumonia

24 (23.5)

- Acute bronchitis

23 (22.5)

- Urinary tract infection

15 (14.7)

- Skin and soft tissue infection and surgical site infection

15 (14.7)

- Bacteremia

5 (4.9)

- Others

20 (19.6)

Type of CMS treatment, n (%)

 

- Empirical

3 (2.9)

- Directed:

99 (97.1)

- Pseudomonas aeruginosa

89 (89.9)

- Acinetobacter baumannii

9 (9.1)

- Klebsiella pneumoniae

1 (1)

1CMS daily dose (millions IU)**

5.21 ± 2.24

1CMS total dose, (MU)**

100.54 ± 92.8

1CMS duration, days**

19.57 ± 15.4

2GFR at baseline (ml/min/1.73 m2)*

127.9 (22.3-560)

Patients with 3CKD at baseline, n (%)

23 (22.5)

4Cmin (mg/mL)*

1.06 (0.11-5.99)

5Cmax (mg/mL)*

1.11 (0.15-6.62)

Patients with nephrotoxicity at day 7, n (%)

26 (25.5)

- R (Risk)

16 (61.5)

- I (Injury)

8 (30.7)

- F (Failure)

2 (7.6)

Patients with nephrotoxicity at the end of treatment, n (%)

50 (49)

- R (Risk)

13 (26)

- I (Injury)

23(46)

- F (Failure)

14 (28)

Clinical response, n (%)

79 (77.5)

  1. Data are n (%) except where indicated.
  2. * Median (interquartile range).
  3. ** Mean ± SD.
  4. 1CMS:colistinmethanesulfonate sodium. 2GFR: Glomerular filtration rate. 3CKD: chronic kidney disease. 4Cmin: colistin trough plasma concentrations at steady state. 5Cmax: colistin maximum plasma concentrations at steady state.