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Table 1 Demographic and clinical characteristics of patients affected by the contaminated TPN outbreak in western Mexico

From: Molecular investigation of an outbreak associated with total parenteral nutrition contaminated with NDM-producing Leclercia adecarboxylata

Characteristic

No. (% of patients)a

Total

HC-FAA

HP-CMNO

HGZ-21

No. of patients

25

11

1

13

Mean age, months (range)

78 (1–996)

152 (1–996)

4

21 (2–168)

Male

16 (64)

5 (45.5)

1 (100)

10 (76.9)

Hospital ward

 Neonatal ICU

19 (76)

8 (72.7)

1 (100)

10 (76.9)

 Pediatric surgery

4 (16)

1 (9.1)

0 (0)

3 (23.1)

 General surgery

1 (4)

1 (9.1)

0 (0)

0 (0)

 Internal medicine

1 (4)

1 (9.1)

0 (0)

0 (0)

Previous hospitalization

8 (32)

2 (18.2)

0 (0)

6 (46.1)

Mean LOS (days)

53.8 (15–252)

49.1 (15–135)

32

59.4 (30–252)

Mean LOS to prior positive culture (days)

22.5 (1–249)

10.4 (1–22)

14

33.5 (1–249)

Mean LOS after positive culture (days)

31.2 (3–135)

39.6 (5–135)

18

25.1 (3–31)

UCI stay

20 (80)

7 (63.6)

1 (100)

12 (92.3)

Previous surgery

10 (40)

1 (9.1)

0 (0)

9 (69.2)

Number of antibiotics used before positive culture

 1–3

15 (60)

6 (54.5)

1 (100)

8 (61.5)

 4 or more

10 (40)

5 (45.5)

0 (0)

5 (38.5)

Antibiotics used before positive culture, n (%)

Carbapenems

18 (72)

5 (45.5)

0 (0)

13 (100)

Cephalosporins

15 (60)

11 (100)

1 (100)

3 (23.1)

Aminoglycoside

13 (52)

8 (72.7)

1 (100)

4 (30.8)

Glycopeptide

7 (28)

3 (27.3)

0 (0)

4 (30.8)

 Fluoroquinolones

6 (24)

0 (0)

0 (0)

6 (46.1)

 Penicillin

5 (20)

4 (36.4)

0 (0)

1 (7.7)

 Colistin

4 (16)

1 (9.1)

0 (0)

3 (23.1)

 Metronidazole

3 (12)

2 (18.2)

0 (0)

1 (7.7)

 Other

7 (28)

1 (9.1)

0 (0)

6 (46.1)

 Mortality

1 (4)

1 (9.1)

0 (0)

0 (0)

  1. Abbreviations: HC-FAA Hospital Civil Fray Antonio Alcalde, HP-CMNO Hospital de Pediatría del Centro Médico Nacional de Occidente, HGZ-21 Hospital General de Zona 21, ICU intensive care unit, LOS length of stay, TPN total parenteral nutrition
  2. aMean (range) if otherwise noted