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Table 1 Characteristics of the identified isolates from the specimens of bone and skin and soft tissues of patients with war-related injuries (N = 348)

From: Antibiotic resistance among bacteria isolated from war-wounded patients at the Weapon Traumatology Training Center of the International Committee of the Red Cross from 2016 to 2019: a secondary analysis of WHONET surveillance data

Characteristic

S. aureus

(N = 171)

n (%)*

Enterobacterales (N = 99)

n (%)*

P. aeruginosa

(N = 46)

n (%)*

Other bacteria†

(N = 32)

n (%)*

p-value‡

Total

(N = 348)

n (%)§

Sociodemographic

 Age** [IQR], y

33 [25–43]

33 [25–48]

35 [26.5–45.3]

41.5 [33.3–50.3]

0.049

34.5 [26–44]

 Sex

    

0.702

 

  Male

144 (50.5)

80 (28.1)

36 (12.6)

25 (8.8)

 

285 (81.9)

  Female

27 (42.9)

19 (30.2)

10 (15.9)

7 (11.1)

 

63 (18.1)

 Nationality

    

0.400

 

  Syria

138 (51.1)

71 (26.3)

37 (13.7)

24 (8.9)

 

270 (77.6)

  Iraq

13 (48.1)

9 (33.3)

4 (14.8)

1 (3.7)

 

27 (7.8)

  Lebanon

11 (50.0)

6 (27.3)

3 (13.6)

2 (9.1)

 

22 (6.3)

  Palestine

5 (27.8)

7 (38.9)

2 (11.1)

4 (22.2)

 

18 (5.2)

  Yemen

4 (36.4)

6 (54.5)

0 (0.0)

1 (9.1)

 

11 (3.2)

Specimen

 Site

    

0.844

 

  SST

101 (51.0)

55 (27.8)

24 (12.1)

18 (9.1)

 

198 (56.9)

  Bone

70 (46.7)

44 (29.3)

22 (14.7)

14 (9.3)

 

150 (43.1)

 Year of collection

    

0.498

 

  2016

36 (41.9)

32 (37.2)

9 (10.5)

9 (10.5)

 

86 (24.7)

  2017

51 (52.0)

25 (25.5)

16 (16.3)

6 (6.1)

 

98 (28.2)

  2018

40 (49.4)

24 (29.6)

9 (11.1)

8 (9.9)

 

81 (23.3)

  2019

44 (53.0)

18 (21.7)

12 (14.5)

9 (10.8)

 

83 (23.8)

  1. IQR Interquartile range, SST skin and soft tissue, y years
  2. *The percentages are calculated based on the number of isolates reported under ‘Total’ per row
  3. **Continuous variables are presented as medians. The Kruskal–Wallis test was used for the relevant statistical analysis
  4. †Other bacteria include coagulase-negative staphylococci (n = 7), Acinetobacter baumannii (n = 7), Enterococcus species (n = 11), and Streptococcus group A (n = 7)
  5. ‡The Chi-square test or the Fisher’s exact test (when the expected cell counts are < 5) were used for the relevant statistical analysis, except for the variable age
  6. §The percentages are calculated based on the total N = 348