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Table 2 General information about the studies included in the meta-analysis. The references of the studies were marked with an asterix symbol in the References section

From: Meta-analysis of diagnostic cell-free circulating microRNAs for breast cancer detection

Authors

Year

Countrya

Source

Sample size (Healthy controls + benign)b

Index test (model)

Diagnostic Performancec

Swellam et al. [36]

2019

Egypt

Serum

182 (39 + 47)

- miR-21

0.857

- miR-126

0.998

- miR-155

0.995

111 (39 + 47)d

- miR-21

0.400/0.930

- miR-126

0.760/1.000

- miR-155

0.958/0.965

Zhang et al. [37]

2017

China

Whole Blood

28 (13)

- miR-30b-5p

0.933

- miR-96-5p

0.769

- miR-182-5p

0.759

- miR-374b-5p

0.826

- miR-942-5p

0.813

Mar-Aguilar et al. [38]

2013

Mexico

Serum

71 (10)

- miR-10b

0.950

- miR-21

0.950

- miR-125b

0.950

- miR-145

0.978

- miR-155

0.994

- miR-191

0.794

- miR-382

0.967

- miR-145/miR-155/miR-382

0.988

Wu et al. [39]

2012

China

Serum

100 (50)

- miR-222-3p

0.670

Diansyah et al. [40]

2021

Indonesia

Plasma

42 (16)

- miR-21

0.923

Hosseini Mojahed et al. [41]

2020

Iran

Serum

72 (36)

- miR-155

0.890

Pena-Cano et al. [42]

2019

Mexico

Serum

100 (50)

- miR-195-5p

0.882

Kim et al. [43]

2020

South Korea

Plasma

60 (30)

- miR-202

0.950

Heydari et al. [44]

2018

Iran

Serum

80 (40)

- miR-140-3p

0.660

Motamedi et al. [45]

2019

Iran

Plasma

47 (24)

- miR-21

0.828

Swellam et al. [46]

2019

Egypt

Serum

150 (30 + 40)

- miR-17-5p

0.871

- miR-155

0.993

- miR-222-3p

0.863

103 (30 + 40)d

- miR-17-5p

1.000/0.757

- miR-155

0.935/0.944

- miR-222-3p

1.000/0.786

Matamala et al. [47]

2015

Spain

Plasma

230 (116)

- miR-505-5p

0.721

- miR-96-5p

0.717

- miR-125b-5p

0.637

- miR-21

0.607

Li et al. [48]

2019

China

Plasma

226 (113)

- let-7b-5p/miR-122-5p/miR-146-5p/miR-210-3p/miR-215-5p

0.966

Han et al. [49]

2017

China

Serum

120 (21)

- miR-21

0.788

71 (21)

- miR-125b

0.559

120 (21)

- miR-145

0.587

70 (21)

- miR-155

0.749

120 (21)

- miR-365

0.795

70 (21)

- miR-21/miR-155

0.868

70 (21)

- miR-21/miR-155/miR-365

0.918

120 (21)

- miR-21/miR-365

0.868

Zhao et al. [50]

2010

USA

Plasma

30 (15)

- let-7c

0.780

30 (15)

- miR-589

0.850

20 (10)

- miR-425

0.830

20 (10)

- let-7d

0.990

Pastor-Navarro et al. [51]

2020

Spain

Serum

90 (45)

- miR-21/miR-205

0.773

- miR-21

0.771

- miR-205

0.649

Si et al. [52]

2013

China

Serum

120 (20)

- miR-92a

0.923

- miR-21

0.933

Freres et al. [53]

2015

Belgium

Plasma

196 (88)

- miR-16/let-7d/miR-103/miR-107/miR-148a/let-7i/miR-19b/miR-22*

0.810

- miR-16/let-7d/miR-103/miR-181a/miR-107/miR-142-3p/miR-148a/let-7f-1/miR-199a-5p/miR-590-5p/miR-32

0.800

Schrauder et al. [54]

2012

Germany

Whole Blood

48 (24)

- miR-202

0.680

Ng et al. [55]

2013

China

Plasma

120 (50)

- miR-145/miR-451a

0.931

Li et al. [56]

2018

China

Plasma

292 (146)

- miR-106a-3p/miR-106a-5p/miR-20b-5p/miR-92a-5p

0.826

Serum

298 (148)

- miR-106a-5p/miR-19b-3p/miR-20b-5p/miR-92a-3p

0.965

Shen et al. [57]

2014

USA

Serum

100 (50)

- miR-133a/miR-148b

0.860

Antolin et al. [58]

2015

Spain

Whole Blood

64 (20)

- miR-200c

0.850

37 (20)

- miR-200c

0.820

Soleimanpour et al. [59]

2019

Iran

Plasma

60 (30)

- miR-21

0.990

- miR-155

0.920

Nashtahosseini et al. [60]

2021

Iran

Serum

72 (38)

- miR-660-5p

0.774

62 (38)d

- miR-660-5p

0.816

72 (38)

- miR-210-3p

0.716

62 (38)d

- miR-210-3p

0.652

Han et al. [61]

2020

China

Serum

182 (38)

- miR-1204

0.823

Chen et al. [18]

2016

USA

Plasma

102 (49)

- miR-21

0.613

- miR-152

0.687

Yu et al. [62]

2018

China

Serum

160 (47)

- miR-21-5p/miR-21-3p/miR-99a-5p

0.895

Zou et al. [63]

2021

China

Serum

246 (122)

- let-7b-5p/miR-106a-5p/miR-16-5p/miR-19a-3p/miR-19b-3p/miR-20a-5p/miR-223-3p/miR-25-3p/miR-425-5p/miR-451a/miR-92a-3p/miR-93-5p

0.956

Fang et al. [64]

2019

China

Plasma

131 (38 + 40)

- miR-324-3p/miR-382-5p/miR-21-3p/miR-324-3p/miR-30a-5p/miR-30e-5p/miR-221-3p/miR-324-3p

0.901

- miR-324-3p/miR-382-5p/miR-21-3p/miR-324-3p/miR-30a-5p/miR-30e-5p/miR-221-3p/miR-324-3p

0.820

An et al. [65]

2018

China

Serum

109 (24)

- miR-24

0.716

- miR-103a

0.721

Hu et al. [66]

2012

China

Serum

152 (76)

- miR-16/miR-25/miR-222/miR-324-5p

0.928

Zhang et al. [67]

2015

China

Serum

151 (93)

- miR-205

0.840

Eichelser et al. [68]

2013

Germany

Serum

160 (40)

- miR-34a

0.636

- miR-93

0.699

- miR-373

0.879

Wang et al. [69]

2018

China

Serum

102 (44)

- miR-130b-5p/miR-151a-5p/miR-206/miR-222-3p

0.931

- miR-130b-5p

0.728

- miR-151a-5p

0.796

- miR-206

0.861

- miR-222-3p

0.886

Zhang et al. [70]

2017

China

Plasma

125 (50)

- miR-200c

0.557

- miR-141

0.582

Feliciano et al. [71]

2020

Spain

Serum

80 (60)

- miR-125b/miR-29c/miR-16/miR-1260/miR-451a

1.000/0.8167

188 (92)

- miR-125b/miR-29c/miR-16/miR-1260/miR-451a

0.962/0.922

Ibrahim et al. [72]

2020

Egypt

Plasma

50 (20)

- miR-10b

0.730

- miR-21-3p

0.780

- miR-181a

0.700

- miR-145

0.700

Swellam et al. [73]

2021

Egypt

Serum

94 (20 + 30)

- miR-27a

0.818/0.920

Jang et al. [74]

2021

South Korea

Plasma

136 (56)

- miR-1246

0.963

- miR-206

0.935

- miR-24

0.965

- miR-373

0.935

- miR-1246/miR-206

0.988

- miR-1246/miR-206/miR-373

0.991

- miR-1246/miR-206/miR-24/miR-373

0.992

Guo et al. [75]

2020

China

Plasma

79 (40)

- miR-21

0.658

- miR-1273 g-3p

0.633

Huang et al. [76]

2018

China

Serum

235 (107)

- let-7a

0.683

- miR-155

0.638

- miR-574-5p

0.891

Ashirbkekov et al. [77]

2020

Kazakhstan

Plasma

68 (33)

- miR-16-5p

0.664

- miR-210-3p

0.713

- miR-222-3p

0.760

- miR-29c-3p

0.739

- miR-145-5p

0.932

- miR-191-5p

0.904

- miR-21

0.705

- miR-145-5p/miR-191-5p

0.984

- miR-145-5p/miR-21-5p

0.932

- miR-191-5p/miR-21-5p

0.919

- miR-145-5p/miR-191-5p/miR-21-5p

0.984

Guo et al. [78]

2018

China

Serum

60 (30)

- miR-1915-3p

0.881

- miR-455-3p

0.778

Cuk et al. [79]

2013

Germany

Plasma

180 (60)

- miR-127-3p

0.650

- miR-148b

0.700

- miR-376a

0.590

- miR-376c

0.590

- miR-409-3p

0.620

- miR-652

0.750

- miR-801

0.720

- Panel of 7 miRs above

0.810

Raheem et al. [80]

2019

Iraq

Serum

60 (30)

- miR-34a

0.669

Zhu et al. [81]

2020

China

Serum

120 (60)

- miR-1908-3p

0.838

Ahmed Mohmmed et al. [82]

2021

Egypt

Serum

80 (30)

- miR-106a

0.947

Sadeghi et al. [83]

2021

Iran

Whole Blood

130 (60)

- miR-145

0.650/0.610

- miR-106b-5p/miR-126-3p/miR-140-3p/miR-193a-5p/miR-10b-5p

0.790/0.860

Itani et al. [84]

2021

Lebanon

Plasma

73 (32)

- miR-21

0.760

- miR-155

0.700

- miR-23a

0.740

- miR-130a

0.780

- miR-145

0.810

- miR-425-5p

0.830

- miR-139-5p

0.830

- miR-451

0.730

- miR-145/miR-425-5p

0.830

- miR-21/miR-23a

0.800

- miR-21/miR-130a

0.820

- miR-21/miR-23a/miR-130a

0.820

-miR-145/miR-139-5p/mir-130a

0.960

- miR-145/miR-139-5p/mir-130a/miR-425-5p

0.970

Mahmoud et al. [85]

2021

Egypt

Serum

95 (25)

- miR-185-5p

0.838

- miR-301a-3p

0.899

Zou et al. [86]

2022

Multiple

Serum

374 (197)

- miR-133a-3p/miR-497-5p/mir-24-3p/miR-125b-5p/miR-377-3p/miR-374c-5p/miR-324-5p/miR-19b-3p

0.918

379 (199)

- miR-133a-3p/miR-497-5p/mir-24-3p/miR-125b-5p/miR-377-3p/miR-374c-5p/miR-324-5p/miR-19b-3p

0.915

325 (199)d

- miR-133a-3p/miR-497-5p/mir-24-3p/miR-125b-5p/miR-377-3p/miR-374c-5p/miR-324-5p/miR-19b-3p

0.916

210 (199)e

- miR-133a-3p/miR-497-5p/mir-24-3p/miR-125b-5p/miR-377-3p/miR-374c-5p/miR-324-5p/miR-19b-3p

0.953

Zou et al. [87]

2021

Singapore

Serum

369 (100 + 196)

- miR-451a/miR-195-5p/miR-126-5p/miR-423-3p/miR-192-5p/miR-17-5p

0.873

Li et al. [88]

2022

China

Serum

98 (49)

- miR-9-5p

0.852/0.937

- miR-17-5p

0.706/0.652

- miR-148a-3p

0.866/0.875

Shaker et al. [89]

2021

Egypt

Serum

450 (150 + 120)

- miR-29

0.916

- miR-182

0.970

Uyisenga et al. [90]

2021

Rwanda

Plasma

45 (18)

- let-7a-5p/miR-150-5p/miR-940/miR-32-5p/miR-342-3p/miR-33a-5p/miR-130a-3p/let-7i-5p/miR-328-3p/miR-29b-3p/miR-146a-5p/miR-29a-3p/miR-126-3p

0.868

- let-7a-5p/miR-150-5p/miR-940/miR-32-5p/miR-33a-5p/miR-130a-3p/miR-185-5p/let-7i-5p/miR-328-3p/miR-29b-3p/miR-146a-5p/miR-210-3p/miR-126-3p

0.865

- let-7a-5p/miR-150-5p/miR-940/miR-32-5p/miR-33a-5p/miR-130a-3p/let-7i-5p/miR-328-3p/miR-29b-3p/miR-210-3p/miR-126-3p

0.865

- let-7a-5p/miR-150-5p/miR-940/miR-32-5p/miR-342-3p/miR-33a-5p/miR-130a-3p/let-7i-5p/miR-328-3p/miR-29b-3p/miR-146a-5p/miR-210-3p/miR-126-3p

0.865

- let-7a-5p/miR-150-5p/miR-940/miR-32-5p/miR-33a-5p/miR-130a-3p/miR-185-5p/let-7i-5p/miR-328-3p/miR-29b-3p/miR-146a-5p/miR-29a-3p/miR-126-3p

0.863

- let-7a-5p/miR-150-5p/miR-940/miR-32-5p/miR-33a-5p/miR-130a-3p/let-7i-5p/miR-328-3p/miR-29b-3p/miR-146a-5p/miR-210-3p/miR-126-3p

0.863

- let-7a-5p/miR-150-5p/miR-940/miR-32-5p/miR-33a-5p/miR-130a-3p/let-7i-5p/miR-29b-3p/miR-146a-5p/miR-210-3p/miR-126-3p

0.861

- let-7a-5p/miR-150-5p/miR-940/miR-33a-5p/miR-130a-3p/miR-328-3p/miR-29a-3p/miR-126-3p

0.859

- let-7a-5p/miR-150-5p/miR-940/miR-32-5p/miR-33a-5p/miR-130a-3p/let-7i-5p/miR-328-3p/miR-29b-3p/miR-29a-3p/miR-126-3p

0.859

- let-7a-5p/miR-150-5p/miR-940/miR-32-5p/miR-33a-5p/let-7i-5p/miR-29b-3p/miR-146a-5p/miR-29a-3p/miR-126-3p

0.859

- let-7a-5p/miR-150-5p/miR-940/miR-32-5p/miR-130a-3p/miR-185-5p/let-7i-5p/miR-29b-3p/miR-146a-5p/miR-126-3p

0.859

- let-7a-5p/miR-150-5p/miR-940/miR-130a-3p/miR-328-3p/miR-29a-3p/miR-210-3p/miR-126-3p

0.857

  1. aCountry from which the cases and controls of the reported model were sampled
  2. bSample size (cases, controls and benign) of the reported model
  3. cFor each reported model, its ROC AUC is shown. If not available, then the sensitivity and specificity pair are reported
  4. dModel with cases up to TNM stage II
  5. eModel with TNM stage III and IV cases