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Table 1 The characteristics of included studies

From: The Prognostic value of the Fibrinogen to pre-albumin ratio in malignant tumors of the digestive system: a systematic review and meta-analysis

Study

Year

Country

Cancer site

Design type

Sample

Gender ratio

Treatment

Outcome

Optimal cut-off for FPR

Follow-up

(months)

Liqun Zhang et al

2019

China

CRC

Retrospective

71

44/27

chemotherapy

PFS

18.49 by ROC

Median 6.67

(1.86–27.17)

Jing Zhang et al

2017

China

GC

Retrospective

360

261/99

Surgical resection

OS

12.1 by X-tile

More than 36

Fan Sun et al

2018

China

CRC

Prospective

555

350/205

Surgical resection

OS

18.3 by X-tile

More than 36

Jinghui Du et al

2019

China

GBC

Retrospective

220

122/98

chemotherapy

OS

31.84 by X-tile

More than 36

Lei Zhang et al

2018

China

HCC

Prospective

230

193/37

Surgical resection

RFS,OS

15.6 by X-tile

More than 36

Shuli Tang et al

2020

China

GC

Prospective

273

197/76

Surgical resection

OS

0.0145 by ROC

More than 60

Jifeng Feng et al

2020

China

ESCC

Retrospective

372

327/45

Surgical resection

CSS,OS

0.014 by ROC

More than 60

Yucui Liao et al

2021

China

CMA

Retrospective

42

22/20

chemotherapy

PFS

26.2 by X-tile

More than 36

Hailun Xie et al

2021

China

CRC

Retrospective

584

363/221

Surgical resection

complication, DFS, OS

23.1 by X-tile

More than 60

Hanliang Zhou et al

2020

China

CRC

Prospective

212

133/79

Surgical resection

OS

18.0 by X-tile

More than 36

Qinggen Chen et al

2019

China

CRC

Prospective

77

NA

chemotherapy

OS

22.8 by X-tile

More than 36

Qinggen Chen et al

2019

China

CRC

Prospective

430

NA

mixed

OS

22.8 by X-tile

More than 36

Houqun Ying et al

2021

China

CRC

Prospective

1014

622/392

Surgical resection

RFS

18.3 by X-tile

More than 36

Houqun Ying et al

2021

China

CRC

Prospective

519

348/171

Surgical resection

RFS

18.3 by X-tile

More than 36

Yucui Liao et al

2021

China

CRC

Retrospective

157

91/66

Surgical resection

RFS

19.5 by X-tile

More than 36