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Table 1 Characteristics of all included studies

From: Prognostic differences in sepsis caused by gram-negative bacteria and gram-positive bacteria: a systematic review and meta-analysis

Author

Year

Country

Study design

N

Source of sample

Outcome

NOS score

Duan [9]

2023

China

Retrospective

121

Blood

1,5,6

8

Zhang [10]

2023

China

Prospective

107

Blood

1

8

Bilgin [11]

2023

Turkey

Retrospective

166

Blood

1,4

6

Chen [12]

2022

China

Prospective

152

Blood

2,5

6

Wu [13]

2022

China

Retrospective

74

Blood

5

8

Chen’ [14]

2022

China

Retrospective

104

Blood

1,4,5,6,

7

Huang [15]

2022

China

Prospective

46

Not mention

1,4,5,7

7

Liang [16]

2022

China

Retrospective

146

Blood

4

6

Hu [17]

2021

China

Prospective

35

Blood

5,3,6,7

6

Yan [18]

2021

China

Retrospective

221

Blood

1

8

Peng [19]

2020

China

Prospective

90

Blood

5,2,3

6

Leijte [20]

2020

France

Retrospective

141

Blood

1

8

Meng [21]

2019

China

Retrospective

69

Not mention

5,

6

Grande [22]

2019

Spain

Prospective

22

Blood

1,5

7

Gai [23]

2018

China

Retrospective

132

Blood

1,2,3,5,7

9

Zhang [24]

2018

China

Prospective

200

Blood

5

7

Liu [25]

2018

China

Retrospective

98

Blood

2,5

5

Lu [26]

2018

China

Prospective

26

Blood

4,5

7

Yunus [27]

2018

USA

Retrospective

188

Not mention

1,5,6

7

Lang [28]

2017

China

Prospective

50

Blood

2,5,6

6

Li [29]

2017

China

Prospective

82

Abdominal puncture

1,5

7

Liu [30]

2017

China

Prospective

120

Blood

4,5,

6

Gao [31]

2017

China

Retrospective

92

Blood

2,5,8

7

Liu’ [32]

2017

China

Retrospective

147

Blood

4,5

7

Tunjungputri [33]

2017

Netherlands

Prospective

32

Blood

5

7

Zhou [34]

2016

China

Prospective

112

Blood

5

6

Li [35]

2016

China

Retrospective

298

Blood

1,5

7

Surbatovic [36]

2015

Serbia

Prospective

145

Blood

1

6

Chen [37]

2015

China

Retrospective

136

Blood

5

7

Zhao [38]

2015

China

Retrospective

292

Blood

4,5

6

Guo [39]

2015

China

Retrospective

101

Blood

4

7

Aydemir [40]

2015

Turkey

Retrospective

192

Blood

1

6

Liu [41]

2014

China

Retrospective

126

Blood

2,5

6

Gao [42]

2014

China

Retrospective

73

Body fluids

5

7

Su [43]

2014

China

Prospective

26

Body fluids

5

6

Chen [44]

2014

China

Retrospective

132

Blood

5

6

Björnsson [45]

2014

Sweden

Prospective

22

Not mention

1

8

Nakajima [46]

2014

Japan

Prospective

14

Blood

1,5

6

Angeletti [47]

2013

Italy

Prospective

152

Blood

5

7

Labelle [48]

2012

USA

Retrospective

436

Blood

1,5

8

Abe [6]

2010

Japan

Retrospective

238

Blood

1,2,3,5,8

7

Cheng [49]

2007

China

Prospective

317

Body fluids

1

7

Feezor [50]

2003

USA

Prospective

52

Not mention

5

7

Blairon [51]

2003

Belgium

Prospective

35

Blood

5

6

Holub [52]

2003

Czech Republic

Prospective

20

Body fluids

1,2,3,5

7

  1. 1 Survival; 2 APACHE II; 3 SOFA score; 4 Septic shock/Severe sepsis; 5 Inflammatory biomarkers;6 Coagulation function; 7 Length of hospital stay; 8 ICU stay;