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Table 1 Characteristics of the included studies

From: Anatomical variants of the intercostobrachial nerve and its preservation during surgery, a systematic review and meta-analysis

Author/Year

Nation

Time of enrollment

Type of study

Type of evaluation

Type of surgical treatment

Number of patients evaluated

Number of half-bodies

Özsahin/2023 [9]

Turkey

/

/

Cadaveric

/

8

16

Melhem/2021 [10]

Jordan

2018–2019

RCT

Surgery

ANDBC

48

48

Kaur/2020 [11]

India

NR

RCT

Surgery

ANDBC

53

53

Chirappapha/2019 [12]

Thiland

2016–2017

RCT

Surgery

ANDBC

43

43

Nayak/2018 [28]

India

/

/

Cadaveric

/

65

130

Orsolya/2017 [14]

Romania

2013–2015

OR

Surgery

ANDBC

100

100

Foroni/2017 [15]

Brasile

2010–2011

/

Cadaveric

/

30

60

Kailash/2016 [16]

India

NR

/

Cadaveric

/

30

60

Kumar/2016 [3]

India

2010–2012

RCT

Surgery

ANDBC

50

50

Darwish/2015 [17]

Egypt

2013–2014

OP

Surgery

ANDBC

30

30

Taira/2014 [18]

Japan

1998–2003

OP

Surgery

ANDBC

140

140

Andersen/2014 [19]

Denmark

2011–2013

OP

Surgery

ANDBC

133

133

Zhu/2014 [4]

2009–2010

OR

Surgery

ANDBC

156

156

 

Soares/2014 [2]

Brasile

2012–2013

P

Surgery

ANDBC

100

100

Kubala/2013 [6]

Czech Republic

2007–2011

OP

Surgery

ANDM

113

113

Khan/2012 [20]

UK

NR

OP

Surgery

ANDBC

73

73

Verma/2009 [21]

India

2007–2009

R

Surgery

ANDBC

69

69

Ferreira/2008 [22]

Brasile

2005–2006

P

Surgery

ANDBC

73

73

Loukas/2006 [23]

USA

/

/

Cadaveric

/

100

200

Torresan/2003 [24]

Brasile

1999–2000

RCT

Surgery

ANDBC

85

85

Freeman/2002 [25]

UK

/

P

Surgery

ANDBC

73

73

Cunnick/2001 [26]

UK

1997–1998

P

Surgery

ANDBC

50

50

O’Rourke/1999 [27]

Australia

/

/

Cadaveric

/

14

28

  1. NR Not Rated, RCT Randomized Control Trial, OR Observational Retrospective, OP Observational Prospective, P Prospective, R Retrospective, ANDBC Axillary Node Dissection performed during surgery for Breast Cancer