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Table 2 Proportion of Ceftazidime–Avibactam resistant in Gram-negative bacteria based on year of study, continents, countries, pathogens, infection source, resistance profiling, and AST

From: Global trends of ceftazidime–avibactam resistance in gram-negative bacteria: systematic review and meta-analysis

Category

Subgroup

K (n, N)

Proportion (%) 95%CI (LCI, HCI)

I2 (%)

P. value

Overall

 

(37,817, 507,254)

10.4 (9.1, 11.8)

96.06

 

Year group

2021–2024

(28,876, 285,976)

13.2 (11.4, 15.2)

99.01

p < 0.001

 

2015–2020

(8941, 221,278)

5.6 (4.1, 7.6)

99.15

 

Countries

Bahrain

(34, 152)

22.4 (16.4, 29.7)

0.00

p < 0.001

 

Belgium

(411, 2833)

23.2 (5.3, 61.8)

98.85

 
 

Brazil

(3, 76)

5.0 (1.1, 20.0)

28.90

 
 

Canada

(992, 8613)

12.3 (5.9, 23.9)

99.01

 
 

Chile

(211, 1615)

2.4 (0.3, 17.9)

95.37

 
 

China

(7027, 88,099)

16.5 (12.3, 21.7)

98.90

 
 

Colombia

(83, 1317)

3.2 (0.3, 24.8)

97.70

 
 

Czechia

(68, 2340)

2.6 (0.3, 21.1)

98.26

 
 

Egypt

(39, 111)

34.9 (24.8, 46.6)

26.85

 
 

France

(42, 351)

11.6 (4.4, 27.0)

83.91

 
 

Germany

(287, 938)

29.6 (12.9, 54.3)

95.95

 
 

Greece

(51, 87)

80.7 (1.8, 99.9)

93.12

 
 

Hungary

(1146, 22,674)

6.4 (3.2, 12.4)

99.17

 
 

India

(1571, 6681)

33.7 (20.4, 50.2)

98.89

 
 

Italy

(865, 10,723)

19.6 (9.2, 37.0)

98.11

 
 

Japan

(350, 379)

88.9 (60.4, 97.7)

92.91

 
 

Kuwait

(77, 935)

16.7 (4.9, 43.7)

94.94

 
 

Nigeria

(47, 175)

30.6 (0.0, 99.9)

97.59

 
 

Poland

(0, 19)

2.5 (0.2, 29.8)

0.00

 
 

Portugal

(974, 106,860)

1.7 (0.9, 3.3)

98.47

 
 

Qatar

(1, 109)

0.9 (0.1, 6.2)

0.00

 
 

Saudi Arabia

(50, 105)

50.4 (27.8, 72.9)

82.21

 
 

Serbia

(37, 143)

25.9 (19.4, 33.7)

0.00

 
 

Singapore

(246, 858)

30.7 (23.7, 38.6)

77.41

 
 

Spain

(485, 3023)

23.6 (10.9, 43.9)

98.04

 
 

Taiwan

(6405, 33,370)

9.9 (5.2, 18.1)

99.10

 
 

Thailand

(2663, 5590)

58.5 (24.5, 86.0)

99.50

 
 

Turkey

(146, 432)

38.7 (23.6, 56.3)

84.53

 
 

United Kingdom

(395, 3263)

7.1 (1.7, 25.3)

98.01

 
 

United States

(11,905, 179,781)

4.9 (3.9, 6.2)

98.96

 
 

Uruguay

(23, 39)

58.0 (41.7, 72.7)

0.00

 

Continent

Asia

(17,727, 132,027)

19.3 (15.7, 23.4)

99.06

p < 0.001

 

Europe

(4829, 153,368)

11.0 (7.8, 15.2)

98.99

 
 

North America

(12,897, 187,799)

5.3 (4.2, 6.7)

98.97

 
 

South America

(1252, 25,082)

6.1 (3.2, 11.5)

98.60

 
 

Africa

(337, 3814)

13.6 (5.6, 29.2)

97.62

 
 

multi-continents

(775, 5164)

7.8 (2.2, 24.2)

99.42

 

Infection source

MIX

(8597, 124,517)

8.1 (6.0, 10.8)

99.14

p < 0.001

 

Urinary

(31, 1806)

1.0 (0.2, 4.0)

61.82

 
 

Respiratory

(421, 12,540)

1.4 (0.4, 4.6)

97.48

 
 

Bloodstream

(26,521, 312,965)

12.6 (10.8, 14.6)

99.05

 

Bacterial groups

NFGNB

(26,058, 137,052)

25.8 (22.2, 29.7)

99.26

p < 0.001

 

Enterobacterales

(11,746, 370,186)

6.1 (4.9, 7.4)

98.59

 

Microbial Profiling

Acinetobacter baumannii

(1086, 1247)

86.8 (66.1, 95.7)

95.61

p < 0.001

 

Citrobacter freundii

(81, 4593)

4.9 (2, 11.7)

90.46

 
 

Citrobacter spp.

(45, 5480)

0.8 (0.3, 2.7)

80.18

 
 

Enterobacter cloacae

(355, 6389)

14.8 (6.4, 30.5)

97.78

 
 

Enterobacter spp.

(148, 12,267)

2.1 (0.5, 8.3)

97.37

 
 

Escherichia coli

(879, 97,625)

4.9 (2.6, 8.8)

98.14

 
 

Klebsiella oxytoca

(61, 7196)

2.8 (0.6, 12)

95.25

 
 

Klebsiella pneumoniae

(3904, 92,538)

10.2 (7.5, 13.5)

98.13

 
 

Klebsiella spp

(187, 403)

22.5 (7.2, 52.2)

83.49

 
 

Morganella morganii

(2, 103)

3 (0.9, 9.8)

0.00

 
 

Proteus mirabilis

(21, 4101)

4.5 (0.4, 34.7)

95.35

 
 

Pseudomonas aeruginosa

(24,705, 135,402)

22.8 (19.5, 26.4)

99.25

 
 

Pseudomonas spp.

(320, 487)

65.7 (61.4, 69.8)

0.00

 
 

Serratia marcescens

(21, 3530)

1.1 (0.4, 2.7)

71.31

 
 

Providencia stuartii

(2, 28)

7.1 (1.8, 24.5)

0.00

 

Resistance profiling

Colistin-resistant

(13, 42)

37.1 (14, 68)

61.54

p < 0.001

 

MDR

(4033, 25,042)

13 (9.6, 17.3)

98.40

 
 

Carbapenem-resistant

(13,808, 45,098)

25.8 (22.6, 29.3)

96.71

 
 

ESBL

(3557, 39,991)

12.1 (5.9, 23.1)

98.70

 
 

XDR

(1146, 2426)

32.1 (18.5, 49.6)

97.36

 

AST

Broth microdilution

(36,778, 503,796)

9.3 (8.1, 10.7)

99.14

p < 0.001

 

E-test

(785, 2171)

31.4 (23.3, 40.8)

87.32

 
 

Disk diffusion

(209, 516)

35.9 (22.1, 52.5)

88.91

 
 

Agar dilution

(0, 695)

0.1 (0, 1.1)

0.00

 
  1. Caption; K number of studies, n Number of resistant isolates, N Number of total isolates, LCI 95% Lower Limit Confidence Interval, HCI 95% Higher Limit Confidence Interval, P-value of difference between groups. I2: Heterogeneity, AST Antimicrobial susceptibility testing, MDR Multidrug resistance, ESBL Extended spectrum beta-lactamase, XDR Extensively drug-resistant