Table 1 Distribution of the antibiotic-resistant bacteria most frequently isolated from patients in the NARST hospital network between 2020 and 2024.

From: Nationwide genomic surveillance of carbapenem- and colistin-resistant Klebsiella pneumoniae bloodstream isolates in Thailand (2020–2024)

Bacteria

Number of isolates

Central

Northern

Northeastern

Southern

Total

Klebsiella pneumoniae

986

528

488

316

2,318 (40.1%)

Escherichia coli

562

138

129

78

907 (15.7%)

Acinetobacter baumannii

378

119

83

75

655 (11.3%)

Pseudomonas aeruginosa

220

167

14

87

488 (8.4%)

Enterococcus faecium

243

106

95

37

481 (8.3%)

Others

493

246

130

65

934 (16.2%)

Total

2,882

(49.8%)

1,304

(22.5%)

939

(16.2%)

658

(11.4%)

5,783

(100.0%)