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Table 1 Characteristics of the 52 A. baumannii isolates

From: Pneumonia caused by extensive drug-resistant Acinetobacter baumannii among hospitalized patients: genetic relationships, risk factors and mortality

Number of isolates

Hospital

Specimens

Wards

gltA

gyrB

gdhB

recA

cpn60

gpi

rpoD

ST

CC

bla OXA-51-like genes

Phenotype

XDRAB pneumonia

1

GFPH

Sputum

ICU

1

3

3

2

2

97

3

ST208

92

OXA-66

XDR

Yes

2

GFPH

Blood

ICU

1

3

3

2

2

96

5

STn1

92

OXA-66

XDR

Yes

3

GFPH

Sputum

ICU

1

3

3

2

2

97

3

ST208

92

OXA-66

XDR

Yes

4

GFPH

Blood

ICU

1

3

3

2

2

96

3

ST195

92

OXA-66

XDR

Yes

5

GFPH

BALF

RICU

1

3

3

2

2

96

3

ST195

92

OXA-66

XDR

Yes

6

GFPH

Sputum

RICU

1

3

3

2

2

96

3

ST195

92

OXA-66

MDR

No

7

GFPH

Sputum

Respiratory

1

15

3

2

2

153

3

ST457

92

OXA-66

XDR

No

8

GFPH

Sputum

RICU

1

3

3

2

2

96

3

ST195

92

OXA-66

XDR

Yes

9

GFPH

Sputum

ICU

1

3

3

2

2

96

3

ST195

92

OXA-66

XDR

Yes

10

GFPH

Sputum

Respiratory

1

3

3

2

2

97

3

ST208

92

OXA-66

XDR

yes

11

GFPH

Sputum

Neurosurgery

1

15

3

2

2

96

3

STn2

92

OXA-199

XDR

Yes

12

GFPH

Sputum

RICU

1

3

3

2

2

96

3

ST195

92

OXA-66

MDR

No

13

GFPH

Sputum

Respiratory

1

3

3

2

2

97

3

ST208

92

OXA-66

XDR

No

14

GFPH

Sputum

ICU

1

3

3

2

2

96

3

ST195

92

OXA-66

MDR

No

15

GFPH

BALF

RICU

1

3

3

2

2

96

3

ST195

92

OXA-66

XDR

yes

16

GFPH

Sputum

ICU

1

3

3

2

2

96

3

ST195

92

OXA-66

XDR

yes

17

GFPH

Wound

Gastroenterology

1

3

3

2

2

96

3

ST195

92

OXA-66

XDR

No

18

GFPH

Sputum

Respiratory

1

3

3

2

2

97

3

ST208

92

OXA-66

XDR

No

19

GFPH

Sputum

ICU

1

3

3

2

2

97

3

ST208

92

OXA-66

XDR

yes

20

GFPH

Urine

Geriatrics ICU

21

15

3

2

35

111

4

ST254

singletons

OXA-66

XDR

No

21

GFPH

BALF

RICU

1

3

3

2

2

96

3

ST195

92

OXA-66

XDR

yes

22

GFPH

BALF

RICU

1

3

3

2

2

96

3

ST195

92

OXA-66

MDR

No

23

GFPH

Sputum

Respiratory

1

3

3

2

2

97

3

ST208

92

OXA-66

XDR

yes

24

GFPH

Sputum

ICU

1

3

3

2

2

97

3

ST208

92

OXA-66

MDR

No

25

GFPH

Sputum

RICU

1

3

3

2

2

96

3

ST195

92

OXA-66

XDR

yes

26

GFPH

Sputum

RICU

1

3

3

2

2

96

3

ST195

92

OXA-66

XDR

yes

27

GFPH

Sputum

Neurosurgery

1

81

3

2

2

96

4

STn3

singletons

OXA-66

MDR

No

28

GFPH

Sputum

Respiratory

21

15

3

2

35

111

4

ST254

singletons

OXA-66

XDR

yes

29

GFPH

Sputum

RICU

21

15

3

2

35

111

4

ST254

singletons

OXA-66

XDR

yes

30

GFPH

Sputum

RICU

1

3

3

2

2

96

3

ST195

92

OXA-66

XDR

No

31

GFPH

Sputum

Respiratory

1

3

3

2

2

97

3

ST208

92

OXA-66

XDR

yes

32

GFPH

Sputum

Neurosurgery

1

81

3

2

2

96

4

STn3

singletons

OXA-66

MDR

No

33

GFPH

Sputum

ICU

1

3

3

2

2

96

3

ST195

92

OXA-66

XDR

Yes

34

GFPH

BALF

RICU

1

15

3

2

2

153

3

ST457

92

OXA-66

XDR

Yes

35

GFPH

CSF

ICU

1

3

3

2

2

96

3

ST195

92

OXA-66

XDR

No

36

GFPH

Sputum

Respiratory

21

15

3

2

35

G1

3

STn4

singletons

OXA-66

MDR

No

37

GFPH

Sputum

ICU

1

3

3

2

2

96

3

ST195

92

OXA-66

XDR

No

38

GFPH

Wound

Burn

A1

15

3

2

2

153

4

STn5

92

OXA-66

XDR

No

39

GFPH

Sputum

Geriatrics ICU

21

15

3

2

35

G1

3

STn4

singletons

OXA-66

XDR

No

40

GFPH

Blood

Urinary surgery

1

3

3

2

2

96

3

ST195

92

OXA-66

XDR

No

41

GFPH

Sputum

Nephrology

1

3

3

2

2

97

3

ST208

92

OXA-66

MDR

No

42

GFPH

BALF

RICU

11

65

3

20

37

96

15

STn6

singletons

OXA-66

MDR

No

43

FAH

Sputum

ICU

1

3

3

2

2

96

3

ST195

92

OXA-66

MDR

N/A

44

FAH

Sputum

ICU

1

3

3

2

2

96

3

ST195

92

OXA-66

XDR

N/A

45

FAH

Sputum

ICU

33

31

2

28

1

96

5

STn7

singletons

OXA-66

MDR

N/A

46

FAH

Sputum

ICU

1

3

3

2

2

97

3

ST208

92

OXA-66

MDR

N/A

47

TAH

Sputum

ICU

1

3

3

2

2

96

3

ST195

92

OXA-66

MDR

N/A

48

TAH

Sputum

ICU

1

3

3

2

2

16

3

ST136

92

OXA-66

XDR

N/A

49

TAH

Sputum

ICU

1

3

3

2

2

96

3

ST195

92

OXA-66

MDR

N/A

50

TAH

Sputum

ICU

1

3

3

2

2

97

3

ST208

92

OXA-66

MDR

N/A

51

TAH

Sputum

ICU

1

3

3

2

2

96

3

ST195

92

OXA-66

MDR

N/A

52

TAH

Sputum

ICU

1

3

3

2

2

16

3

ST136

92

OXA-66

XDR

N/A

  1. GFPH Guangzhou First People’s Hospital, FAH the First Affiliated Hospital of Sun Yat-sen University, TAH the Third Affiliated Hospital of Sun Yat-sen University, BALF bronchoalveolar lavage fluid, CSF cerebrospinal fluid, ICU intensive care unit, RICU respiratory intensive care unit, G1 a new allele that has a T → C mutation at nt3 in the gpi111 locus; A1 a new allele possessing two mutations at the gltA1 locus (A → C mutations at nt156 and nt159); N/A not available