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Table 1 Characteristics of the included studies

From: Differential diagnostic value of bilateral inferior Petrosal sinus sampling (BIPSS) in ACTH-dependent Cushing syndrome: a systematic review and Meta-analysis

Author

Year

Country

Design

Stimulation

PRL adjust

Gold Standard

TP

FP

FN

TN

Oldfield EH [6]

1991

USA

pro

CRH

No

Pathology

203

0

0

17

Findling JW [27]

1991

USA

pro

CRH

No

Pathology

18

3

2

6

Kaltsas GA [28]

1999

UK

retro

CRH

No

Pathology

50

0

19

6

Invitti C [29]

1999

Italy

retro

DDAVP

No

Pathology

65

0

11

9

Bonelli FS [13]

2000

USA

retro

CRH

No

Pathology

71

1

6

9

Wiggam MI [30]

2000

Northen Ireland

retro

CRH

No

Pathology

36

0

8

1

Colao A [12]

2001

Italy

retro

CRH

No

Pathology

60

0

8

10

Lefournier V [31]

2003

France

retro

CRH

No

Pathology

65

2

4

6

Swearingen B [32]

2004

USA

retro

CRH

Yes

Pathology

70

2

9

2

Liu C [33]

2004

USA

retro

CRH

No

Pathology

39

0

3

9

Kaskarelis LS [3]

2006

Greece

retro

CRH

No

Pathology

40

3

6

5

Machado MC [34]

2006

Brazil

retro

CRH

No

Pathology

46

0

1

5

Castinetti F [35]

2007

France

retro

DDAVP

Yes

Pathology

32

0

4

7

Tsagarakis S [36]

2007

Greece

retro

CRH

No

Pathology

46

0

1

7

Shi XH [37]

2011

China

retro

No

No

Pathology

58

1

10

4

Mulligan GB [38]

2011

USA

retro

CRH

No

Pathology

33

1

2

1

Andereggen L [39]

2011

Switzerland

retro

CRH

No

Pathology

19

1

1

2

Sharma ST [40]

2011

USA

retro

No

No

Pathology

16

1

1

7

Shetch SA [41]

2012

USA

retro

CRH

Yes

Pathology

195

5

12

5

Grant P [42]

2012

UK

retro

DDAVP

No

Pathology

72

1

0

10

Zhou WW [43]

2016

China

pro

No

No

Pathology

84

1

3

5

Jarial KDS [44]

2018

India

pro

CRH

No

Pathology

26

0

0

2

Pereria CA [45]

2019

Portugal

retro

No

No

Pathology

27

0

1

2