Table 2 Causative agents of bloodstream infections

From: Changing epidemiology and antimicrobial susceptibility of bloodstream infections at a Vietnamese infectious diseases hospital (2010–2020)

 

Overall

CA-BSI

HA-BSI

p value

No blood samples

N = 7775

N = 6567

N = 1138

 

Polymicrobial, n/totb (%)

203/7775 (2.6)

141/6567 (2.1)

58/1138 (5.1)

<0.001a

No of isolates

N = 7995

N = 6720

N = 1200

 

Type of isolates, n (%)

 Gram-negative

4599 (57.5)

3787 (56.4)

764 (63.7)

 

 Gram-positive

2120 (26.5)

1763 (26.2)

342 (28.5)

 

 Fungi

1275 (15.9)

1169 (17.4)

94 (7.8)

 

Leading causative agents (in order of prevalence), n (%)

Escherichia coli

1915 (24.0)

1710 (25.4)

183 (15.3)

 

Klebsiella pneumoniae

696 (8.7)

558 (8.3)

133 (11.1)

 

Staphylococcus aureus

681 (8.5)

553 (8.2)

123 (10.3)

 

Cryptococcus neoformans

671 (8.4)

643 (9.6)

21 (1.8)

 

Talaromyces marneffei

532 (6.7)

500 (7.4)

29 (2.4)

 

Salmonella enterica

523 (6.5)

481 (7.2)

39 (3.3)

 

Streptococcus suis

273 (3.4)

268 (4.0)

3 (0.3)

 

Streptococcus pneumoniae

238 (3.0)

221 (3.3)

16 (1.3)

 

Burkholderia pseudomallei

189 (2.4)

171 (2.5)

16 (1.3)

 

Aeromonas hydrophila

153 (1.9)

129 (1.9)

23 (1.9)

 

Burkholderia cepacia

138 (1.7)

115 (1.7)

23 (1.9)

 

Pseudomonas aeruginosa

135 (1.7)

72 (1.1)

60 (5.0)

 

Acinetobacter baumannii

133 (1.7)

41 (0.6)

92 (7.7)

 

Stenotrophomonas maltophilia

109 (1.4)

73 (1.1)

35 (2.4)

 
  1. aPearson’s Chi-squared test.
  2. bn = the number of polymicrobial blood cultures; tot = the total of blood cultures.