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Table 1 Characteristics of included studies

From: The combination of blue dye and radioisotope versus radioisotope alone during sentinel lymph node biopsy for breast cancer: a systematic review

Author (year)

Design

Location

Sample size

Age

Clinical node status

NAC use

Radioisotope type

Blue dye type

Site of Blue dye

Site of isotope

Positive Preo LSG, No. (%)

Bass et al. (1999) [18]

NPS

USA

700

58

Unknown

Unknown

Filtered 99mTc-sulfur colloid

Isosulfan

Intraparenchymal

Intraparenchymal

Unknown

Mariani et al. (2000) [28]

NPS

Italy

284

59

Mixed

Unknown

99mTc-human albumin

Patent blue

Subdermal

Subdermal

Unknown

Rahusen et al. (2000) [30]

NPS

Netherlands

115

54

Unknown

Unknown

99mTc-human albumin

Patent blue

intradermal

Intraparenchymal

105/115 (91 %)

Derossis et al. (2001) [12]

NPS

USA

2000

Unknown

Negative

Unknown

Unfiltered 99mTc-sulfur colloid

Isosulfan

Intraparenchymal

Intradermal

Unknown

Bauer et al. (2002) [19]

NPS

USA

332

55

Negative

Unknown

Filtered 99mTc-sulfur colloid

Isosulfan

Subareolar versus peritumoral

Peritumoral

195/223 (87.4 %)

Ahrendt et al. (2002) [17]

NPS

USA

174

59

Negative

Unknown

Filtered 99mTc-sulfur colloid

Isosulfan

Intraparenchymal

Intraparenchymal

Unknown

Tsunoda et al. (2002) [34]

NPS

Japan

376

Unknown

Mixed

No

Tin colloid or phytate

Unknown

Subareolar or peritumoral

Peritumoral

Unknown

Pelosi et al. (2003) [29]

NPS

Italy

150

62

NA

Unknown

99mTc-labelled Nanocoll

Isosulfan

Periareolar or subdermal

Periareolar or subdermal

93/100 (93 %)

Fleming et al. (2003) [22]

NPS

Ireland

125

≈56

Negative

Unknown

Radiocolloid isotope

Isosulfan

Periareolar

Intraparenchymal versus intradermal

103/125 (82.4 %)

Schirrmeister et al. (2004) [32]

NPS

Germany

814

58

62.9 % negative

Unknown

Radioactive colloid

Isosulfan or patent blue

Optional

Optional

Unknown

Lauridsen et al. (2004) [24]

NPS

Denmark

124

56

Negative

Unknown

99mTc-human albumin

Patent blue

Peritumoral

Peritumoral

Unknown

Mamounas et al. (2005) [27]

RCT

USA

428

Unknown

76.2 % negative

Yes

Unknown

Isosulfan

Unknown

Unknown

Unknown

Takei et al. (2006) [33]

NPS

Japan

308

55

Negative

Unknown

99mTc-phytate

Patent blue

Subdermal

Subdermal

Unknown

Argon et al. (2006) [1]

NPS

Turkey

100

48

Negative

No

99mTc-tin colloid

Isosulfan

Intraparenchymal

Intradermal

90/100 (90 %)

Low et al. (2006) [26]

NPS

Australia

113

56

Negative

Unknown

99mTc-sulfur colloid

Patent blue

Intradermal or subdermal

Peritumoral

97/113 (85.8 %)

Goyal et al. (2006) [23]

RCT

UK

842

18–80

Negative

Unknown

99mTc-albumin colloid

Patent blue

Peritumoral

Peritumoral

490/707 (69.3 %)

Lelievre et al. (2007) [25]

NPS

France

152

57

Unknown

Unknown

99mTc-sulfur colloid

Patent blue

Subareolar or peritumoral

Intradermal and intraparenchymal

149/152 (98 %)

Rodier et al. (2007) [31]

RCT

France

449

25–90

Negative

No

99mTc-sulfur colloid

Patent blue

Peritumoral versus periareolar

Peritumoral versus periareolar

353/432 (81.7 %)

Kang et al. (2010) [10]

NPS

USA

3402

56

Negative

Mixed

99mTc-sulfur colloid

Isosulfan

Unknown

Unknown

1566/1720 (91.0 %)

Johnson et al. (2011) [8]

NPS

USA

696

57

Unknown

Unknown

Unfiltered 99mTc- sulfur colloid

Isosulfan

Subareolar

Subareolar

Unknown

Kuehn et al. (2013) [3]

NPS

Germany, Austria

1334

49

Negative

Mixed

Unknown

Unknown

Optional

Optional

1490/1614 (92.3 %)

Boughey et al. (2013) [20]

RCT

USA

689

49 (23–93)

Positive

Yes

Unknown

Isosulfan or methylene

Optional

Optional

Unknown

Elmadahm et al. (2015) [21]

RCT

Australia

1088

Unknown

Negative

No

99mTc-sulfur colloid

Patent blue

Peritumoural

Peritumoural

779/957 (81.4 %)

O'Reilly et al. (2015) [11]

RCT

Ireland

667

48

Negative

No

Unknown

Isosulfan

Intradermal

Subdermal

667/667 (100 %)

  1. FNR false-negative rate, LSG lymphoscintigraphy, NAC neoadjuvant chemotherapy, NPS non-randomized prospective study