|
Author
|
Region
|
Study design
|
Year
|
Study period
|
Sample size
|
Conversion (%)
|
Follow-up (month)
|
Recurrence
|
Quality scores
|
|---|
| | | | | |
LAP
|
OPEN
| |
LAP
|
OPEN
|
LAP
|
OPEN
| |
|---|
|
Shimizu et al. [20]
|
Japan
|
OCS (R)
|
2002
|
1986-2000
|
11
|
8
|
0
|
NR
|
NR
|
NR
|
NR
|
7
|
|
Matthews et al. [21]
|
USA
|
OCS (R)
|
2002
|
1994-2000
|
21
|
12
|
NR
|
20
|
18
|
1
|
1
|
7
|
|
Ishikawa et al. [22]
|
Japan
|
OCS (R)
|
2006
|
1993-2004
|
14
|
7
|
NR
|
60 (5 to 119)
|
61 (3 to 130)
|
2
|
1
|
8
|
|
Mochizuki et al. [23]
|
Japan
|
OCS (R)
|
2006
|
2000-2004
|
12
|
10
|
NR
|
26 (6 to 53)
|
NR
|
0
|
0
|
8
|
|
Nishimura et al. [24]
|
Japan
|
OCS (R)
|
2007
|
1993-2004
|
39
|
28
|
2.6
|
18.9 (2.6 to 96.4)
|
31.2 (4.4 to 121.9)
|
1
|
4
|
9
|
|
Pitsinis et al. [25]
|
UK
|
OCS (P)
|
2007
|
2004-2006
|
6
|
7
|
NR
|
9
|
9
|
0
|
0
|
6
|
|
Catena et al. [26]
|
Italy
|
OCS (P)
|
2008
|
1995-2006
|
21
|
25
|
NR
|
35 (5 to 58)
|
91 (80 to 136)
|
0
|
1
|
9
|
|
Silberhumer et al. [27]
|
Austria
|
OCS (R)
|
2009
|
1998-2006
|
22
|
41
|
18.2
|
30 ± 20
|
41 ± 31
|
0
|
4
|
8
|
|
Goh et al. [28]
|
Singapore
|
OCS (R)
|
2010
|
2001-2009
|
14
|
39
|
7.1
|
8 (3 to 60)
|
21(2 to 72)
|
0
|
2
|
7
|
|
Karakousis et al. [29]
|
USA
|
OCS (P)
|
2011
|
1998-2009
|
40
|
40
|
22.5
|
28 (0.3 to 70)
|
43 (0.1 to 139)
|
1
|
1
|
9
|
|
Dai et al. [30]
|
China
|
OCS (R)
|
2011
|
2000-2009
|
18
|
30
|
NR
|
78
|
64
|
2
|
3
|
9
|
|
De Vogelaere et al. [31]
|
Belgium
|
OCS (P)
|
2012
|
1997-2011
|
37
|
16
|
NR
|
83 (2 to 163)
|
71 (0.3 to 199)
|
0
|
6
|
8
|
|
Melstrom et al. [32]
|
USA
|
OCS (P)
|
2012
|
1999-2008
|
17
|
29
|
5.9
|
32
|
59
|
0
|
4
|
7
|
|
Lee et al. [33]
|
Korea
|
OCS (R)
|
2011
|
2001-2008
|
50
|
50
|
2
|
21.1 (0 to 64)
|
22.3 (0 to 93)
|
0
|
0
|
9
|
|
Wan et al. [34]
|
China
|
OCS (R)
|
2012
|
2004-2011
|
68
|
88
|
NR
|
29 (4 to 89)
|
36 (4 to 90)
|
3
|
4
|
9
|
|
Pucci et al. [35]
|
USA
|
OCS (P)
|
2012
|
2002-2012
|
57
|
47
|
1.8
|
NR
|
NR
|
NR
| |
7
|
|
Kim et al. [36]
|
Korea
|
OCS (R)
|
2012
|
1998-2011
|
24
|
14
|
NR
|
62.6 (8.9 to 164.4)
|
58.3 (18.8 to 123.2)
|
1
|
3
|
7
|
|
Shu et al. [37]
|
China
|
OCS (R)
|
2013
|
2010-2012
|
15
|
21
|
NR
|
NR
|
NR
|
N
|
NR
|
8
|
|
Lee et al. [38]
|
Taiwan
|
OCS (R)
|
2013
|
2007-2009
|
30
|
32
|
NR
|
NR
|
NR
|
NR
|
NR
|
8
|
|
Kasetsermwiriya et al. [39]
|
Japan
|
OCS (R)
|
2014
|
1988-2011
|
23
|
10
|
NR
|
46 (2 to 168)
|
19 (1 to 275)
|
0
|
1
|
8
|
|
Lin et al. [40]
|
China
|
OCS (R)
|
2014
|
2007-2012
|
23
|
23
|
4.3
|
34 (6 to 78)
|
2
|
3
|
9
|
|
Takahashi et al. [41]
|
Japan
|
OCS (R)
|
2014
|
1995-2011
|
12
|
15
|
25
|
57 (7 to 120)
|
69 (13 to 154)
|
1
|
2
|
8
|
- LAP, laparoscopic surgery; NR, not reported; OCS, observational clinical study; OPEN, open surgery; P, prospectively collected data; R, retrospectively collected data.
