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Table 1 Baseline characteristics of included studies

From: Salpingo-oophorectomy versus cystectomy in patients with borderline ovarian tumors: a systemic review and meta-analysis on postoperative recurrence and fertility

Study

Country

Study period

Age median (range)

Sample size (Cy vs SO)

Stage

Follow-up median (range)

Recurrence (Cy vs SO, %)

5-DFS (Cy vs SO, %)

Interval to recurrence

Pregnancy (Cy vs SO, %)

Time to pregnancy

Risk

Marchette et al.

Italy

1978-2013

29.8 (25.3-34.4)

535 (264/271)

I-IV

12.4 y (11.8-13.3)

54.7% vs 45.3%

HR: 1.34 (0.98-1.81)

N/A

52.4% vs 47.6%

N/A

M

Tsai et al.

Taiwan

2000-2006

Mean±SD: 40.7±16.5

31 (7/24)

I-III

56.5 mo (12-103)

22.6%

N/A

25.1 mo (10-56)

19.4%

N/A

M

Yinon et al.

Israel

1979-2014

28 (13-44)

62 (22/40)

I

36 mo (7-81)

22.2% vs 27.5%

N/A

23.6 vs 41 mo

22.7% vs 47.5%

42 mo (9-144)

M

Morice et al.

France

1965-1997

Mean±SD: 32±11.4

49 (11/38)

I-III

109 mo (24-300)

36.3% vs 15.1%

N/A

38 mo (1-243)

28.6%

37.5 mo (3-84)

M

Romagnolo et al.

Italy

1992-2004

44 (20-88)

53 (21/32)

I-III

44 mo (6-122)

28% vs 23%

N/A

N/A

15.1%

N/A

H

Poncelet et al.

France

1990-2000

Mean±SD: 30.6±7.8

133 (33/100)

I

19 mo (6-243)

30.3% vs 11%

N/A

N/A

N/A

N/A

M

Chen et al.

China

2003-2010

30.2 (11-49)

122 (75/47)

I-III

Cy: 22.7 mo

SO: 48.0 mo

9.3% vs 2.1%

N/A

22.7 vs 48.0 mo

77.3% vs 76.9%

N/A

M

Lee et al.

Korea

1998-2014

Cy: 28 (14-40)

SO: 30 (21-38)

108 (19/89)

I

Cy: 25.4 mo

SO: 37.4 mo

15.8% vs 3.4%

78.8% vs 95.7%

24 mo

87.5% vs 79.2%

N/A

M

Fang et al.

China

1996-2016

N/A

45 (7/38)

I-III

46.5 mo (13-146)

63% vs24%

HR: 3.30 (1.34-8.14)

27 vs 55 mo

67% vs 69%

N/A

M

Uzan et al.

France

1999-2009

29 (14-65)

119 (69/50)

I

45 mo (12-120)

37.7% vs 24%

N/A

N/A

27%

48 vs 27 mo

M

De Iaco et al.

Italy

1985-2006

45.5 (14-85)

85 (35/50)

I-III

60.5 mo (4-240)

34.3% vs 20.0 %

59.6% vs 78.4%

25.1 mo

N/A

N/A

M

Song et al.

Korea

1997-2009

29 (10-83)

155 (38/117)

I-III

56 mo (0.6-155.9)

13.2% vs 5.9%

N/A

N/A

88.2%

28 mo (8-97)

M

Burgmann et al.

USA

1982-2005

33 (12-95)

190 (47/143)

I

N/A

23% vs 7%

N/A

2.6 vs 4.8 y

N/A

N/A

H

Pektas et al.

Turkey

1999-2009

Mean±SD: 37.4±9.5

50 (14/36)

I-III

61.0±23.2 mo

14.3% vs 2.8%

Mean DFS: 60.7± 23.2

N/A

52.3%

N/A

M

Koskas et al.

France

1997-2004

Mean±SD: 26.5±6.4

31 (12/19)

I

59 mo (12-182)

41.7% vs 5.3%

49.1% vs 94.7%

N/A

41.8 vs 45.9%

N/A

M

Ureyen et al.

Turkey

1990-2014

38.5 (18-74)

71 (23/48)

I-III

57 mo (3-270)

17.4% vs 8.3%

N/A

N/A

N/A

N/A

H

  1. Cy cystectomy (unilateral and/or bilateral), SO unilateral salpingo-oophorectomy, mo months, DFS disease-free survival, HR hazard ratio, M moderate risk, L low risk, H high risk
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World Journal of Surgical Oncology

ISSN: 1477-7819

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