Zhang H, Lan X, Peng B, Li B. Is total laparoscopic pancreaticoduodenectomy superior to open procedure? A meta-analysis. World J Gastroenterol 2019; 25(37): 5711-5731 [PMID: 31602170 DOI: 10.3748/wjg.v25.i37.5711]
Corresponding Author of This Article
Bo Li, MD, PhD, Professor, Surgeon, Department of Liver Surgery and Liver Transplantation Center, West China Hospital of Sichuan University, 37 Guoxue Road, Wuhou District, Chengdu 610041, Sichuan Province, China. libohuaxi@163.com
Research Domain of This Article
Gastroenterology & Hepatology
Article-Type of This Article
Meta-Analysis
Open-Access Policy of This Article
This article is an open-access article which was selected by an in-house editor and fully peer-reviewed by external reviewers. It is distributed in accordance with the Creative Commons Attribution Non Commercial (CC BY-NC 4.0) license, which permits others to distribute, remix, adapt, build upon this work non-commercially, and license their derivative works on different terms, provided the original work is properly cited and the use is non-commercial. See: http://creativecommons.org/licenses/by-nc/4.0/
Table 2 Meta-analysis of intraoperative and perioperative results
Outcome of interest
No. of studies
Sample size
Heterogeneity
Model
Overall effect size
95%CI of overall effect
P-value
TLPD
OPD
P
I2
Operative time
11
642
1129
< 0.00001
99%
R
WMD = 77.92
40.89, 114.95
< 0.0001
EBL
10
612
1324
< 0.00001
98%
R
WMD = -260.08
-336.02, -184.14
< 0.00001
Transfusion rate
12
1254
15964
0.003
60%
R
OR = 0.51
0.36, 0.72
0.0001
Overall morbidity
12
1407
22126
0.10
37%
F
OR = 0.82
0.73, 0.92
0.0008
Major morbidity
16
886
1704
0.05
41%
F
OR = 0.88
0.70, 1.10
0.25
POPF
17
954
7629
0.42
3%
F
OR = 0.95
0.79, 1.15
0.62
POPF (grade B/C)
18
942
1821
0.47
0
F
OR = 0.96
0.76, 1.22
0.75
DGE
13
890
7452
0.98
0
F
OR = 0.99
0.78, 1.24
0.90
DGE (grade B/C)
7
479
994
0.60
0
F
OR = 0.63
0.45, 0.88
0.006
PPH
13
771
7363
0.74
0
F
OR = 1.12
0.89, 1.42
0.34
PPH (grade B/C)
7
454
966
0.91
0
F
OR = 1.02
0.65, 1.60
0.95
Bile leak
8
289
522
0.96
0
F
OR = 1.11
0.57, 2.16
0.76
Gastroente-ric anastomosis fistula
4
201
423
0.77
0
F
OR = 0.62
0.16, 2.40
0.49
Wound infection
10
612
7033
0.38
7%
F
OR = 0.48
0.34, 0.67
< 0.0001
Intra-abdominal abscess
6
455
6676
0.32
14%
F
OR = 0.97
0.71, 1.31
0.82
Bowel obstruction
2
73
73
0.33
0
F
OR = 1.00
0.14, 7.31
1.00
Fluid collection
3
142
367
0.20
37%
F
OR = 1.50
0.90, 2.48
0.12
Pneumonia
13
1489
22399
0.99
0
F
OR = 0.72
0.60, 0.85
0.0002
Cardiac event
6
1200
21877
0.75
0
F
OR = 1.04
0.82, 1.32
0.75
Reoperation
14
881
7616
0.40
5%
F
OR = 1.10
0.83, 1.47
0.51
ICU admission
2
171
283
0.40
0
F
OR = 0.90
0.53, 1.54
0.71
ICU stay
2
65
227
0.62
0
F
WMD = -2.08
-2.88, -1.29
< 0.00001
Diet Start Time
3
175
284
<0.0001
90%
R
WMD = -1.75
-3.38, -0.12
0.04
LOS
10
1544
11922
< 0.00001
78%
R
WMD = -3.05
-3.93, -2.17
< 0.00001
Discharge to a new facility
4
498
6826
0.74
0
F
OR = 0.55
0.39, 0.78
0.0008
30-d readmission
10
2006
19786
0.30
15%
F
OR = 0.81
0.68, 0.95
0.010
90-d readmission
4
136
279
0.70
0
F
OR = 1.07
0.62, 1.84
0.81
30-d mortality
18
2870
35337
0.70
0
F
OR = 1.00
0.81, 1.24
1.00
90-d mortality
11
1273
9159
0.77
0
F
OR = 0.77
0.58, 1.01
0.06
Table 3 Meta-analysis of oncological outcomes
Outcome of interest
No. of studies
Sample size
Heterogeneity
Model
Overall effect size
95%CI of overall effect
P-value
TLPD
OPD
P
I2
Tumor size
10
814
4782
< 0.00001
85%
R
WMD = -0.32
-0.58, -0.07
0.01
RLNs
12
1600
12347
< 0.00001
77%
R
WMD = 1.32
0.57, 2.06
0.0005
R0 rate
19
1991
14477
0.88
0
F
OR = 1.28
1.13, 1.44
0.0001
Time to adjuvant chemotherapy
2
867
7526
0.39
0
F
WMD = -2.44
-4.39, -0.49
0.01
RFS of all malignant tumor patients
1-yr RFS
2
52
37
NA
NA
F
OR = 0.44
0.16, 1.23
0.12
3-yr RFS
2
52
37
0.22
35%
F
OR = 0.53
0.19, 1.47
0.22
5-yr RFS
2
52
37
0.31
4%
F
OR = 0.40
0.12, 1.33
0.14
OS of all malignant tumor patients
1-yr OS
5
412
2206
0.007
72%
R
OR = 0.62
0.33, 1.19
0.15
2-yr OS
4
400
2194
0.03
66%
R
OR = 0.61
0.32, 1.17
0.14
3-yr OS
5
412
2206
0.08
51%
R
OR = 0.80
0.40, 1.62
0.54
4-yr OS
4
400
2194
0.60
0
F
OR = 0.73
0.41, 1.30
0.28
5-yr OS
6
520
2420
0.52
0
F
OR = 0.78
0.38, 1.59
0.49
OS of PDAC patients
1-yr OS
3
349
1947
0.28
22%
F
OR = 0.93
0.74, 1.18
0.57
2-yr OS
3
349
1947
0.21
37%
F
OR = 0.93
0.70, 1.24
0.63
3-yr OS
3
349
1947
0.60
0
F
OR = 0.86
0.56, 1.34
0.52
4-yr OS
3
349
1947
0.95
0
F
OR = 0.97
0.49, 1.92
0.94
5-yr OS
3
349
1947
0.27
17%
F
OR = 0.65
0.19, 2.23
0.49
OS of periampullary adenocarcinoma patients
1-yr OS
3
349
1947
0.28
22%
F
OR = 0.93
0.74, 1.18
0.57
2-yr OS
3
349
1947
0.21
37%
F
OR = 0.93
0.70, 1.24
0.63
3-yr OS
3
349
1947
0.60
0
F
OR = 0.86
0.56, 1.34
0.52
4-yr OS
3
349
1947
0.95
0
F
OR = 0.97
0.49, 1.92
0.94
5-yr OS
3
349
1947
0.27
17%
F
OR = 0.65
0.19, 2.23
0.49
5-yr OS
6
520
2420
0.52
0
F
OR = 0.78
0.38, 1.59
0.49
Table 4 Results of sensitivity analysis of total laparoscopic pancreaticoduodenectomy vs open pancreaticoduodenectomy
Outcomes of interest
No. of Studies
Sample size
Heterogeneity
Model
Overall effect size
95%CI of overall effect
P-value
TLPD
OPD
P
I2
Operative time
10
577
1064
< 0.00001
98%
R
WMD = 74.66
43.71, 105.62
< 0.00001
EBL
9
547
1034
< 0.00001
95%
R
WMD = -280.46
-347.73, -213.19
< 0.00001
Transfusion rate
10
573
1071
0.15
32%
F
OR = 0.45
0.35, 0.58
< 0.00001
Overall morbidity
9
381
607
0.31
15%
F
OR = 0.88
0.65, 1.18
0.38
Major morbidity
15
829
1414
0.49
0
F
OR = 0.75
0.59, 0.96
0.02
POPF
15
617
1003
0.61
0
F
OR = 0.82
0.64, 1.05
0.11
POPF (grade B/C)
17
877
1531
0.89
0
F
OR = 0.86
0.66, 1.11
0.24
DGE
10
523
801
0.93
0
F
OR = 0.93
0.64, 1.34
0.69
DGE (grade B/C)
7
479
994
0.60
0
F
OR = 0.63
0.45, 0.88
0.006
PPH
11
434
737
0.84
0
F
OR = 1.48
0.93, 2.36
0.10
PPH (grade B/C)
7
454
966
0.91
0
F
OR = 1.02
0.65, 1.60
0.95
Bile leak
7
232
232
0.93
0
F
OR = 1.00
0.45, 2.25
0.99
Gastroente-ric anastomosis fistula
3
136
133
0.54
0
F
OR = 0.49
0.09, 2.73
0.42
Wound infection
9
332
697
0.46
0
F
OR = 0.57
0.39, 0.84
0.005
Intra-abdominal abscess
5
175
340
0.23
29%
F
OR = 0.74
0.39, 1.38
0.34
Bowel obstruction
2
73
73
0.33
0
F
OR = 1.00
0.14, 7.31
1.00
Fluid collection
2
77
77
0.96
0
F
OR = 0.63
0.21, 1.89
0.41
Pneumonia
10
463
880
0.99
0
F
OR = 0.79
0.54, 1.15
0.21
Cardiac event
4
239
648
0.48
0
F
OR = 1.11
0.75, 1.62
0.61
Reoperation
12
544
990
0.46
0
F
OR = 0.76
0.48, 1.21
0.25
ICU admission
2
171
283
0.40
0
F
OR = 0.90
0.53, 1.54
0.71
ICU stay
2
65
227
0.62
0
F
WMD = -2.08
-2.88, -1.29
< 0.00001
Diet start time
3
175
284
<0.0001
90%
R
WMD = -1.75
-3.38, -0.12
0.04
LOS
8
332
500
0.004
67%
R
WMD = -3.69
-4.90, -2.48
< 0.00001
Discharge to a new facility
3
218
490
0.60
0
F
OR = 0.50
0.28, 0.87
0.01
30-d readmission
6
340
508
0.77
0
F
OR = 1.04
0.68, 1.59
0.86
90-d readmission
4
136
279
0.70
0
F
OR = 1.07
0.62, 1.84
0.81
30-d mortality
12
527
1271
0.76
0
F
OR = 1.26
0.59, 2.68
0.55
90-d mortality
9
312
661
0.96
0
F
OR = 0.60
0.31, 1.17
0.14
Time to adjuvant chemothe-rapy
1
39
141
NA
NA
F
WMD = -5.50
-12.71, 1.71
0.14
Tumor size
9
430
745
0.0002
73%
R
WMD = -0.36
-0.63, -0.09
0.008
RLNs
10
388
925
< 0.00001
79%
R
WMD = 1.28
0.29, 2.27
0.01
R0 rate
16
605
1535
0.87
0
F
OR = 1.44
1.07, 1.94
0.02
OS of PDAC
1-yr OS
2
65
427
0.49
0
F
OR = 0.65
0.37, 1.13
0.12
2-yr OS
2
65
427
0.74
0
F
OR = 0.54
0.27, 1.07
0.08
3-yr OS
2
65
427
0.37
0
F
OR = 0.98
0.46, 2.10
0.96
4-yr OS
2
65
427
0.82
0
F
OR = 1.04
0.43, 2.52
0.93
5-yr OS
2
65
427
0.27
17%
F
OR = 0.65
0.19, 2.23
0.49
OS of periampullary adenocarcinoma patients
1-yr OS
2
23
234
0.004
88%
R
OR = 0.85
0.01, 107.31
0.95
3-yr OS
2
23
234
0.01
84%
R
OR = 0.90
0.01, 86.00
0.96
5-yr OS
2
23
234
0.26
20%
F
OR = 1.57
0.43, 5.73
0.49
Citation: Zhang H, Lan X, Peng B, Li B. Is total laparoscopic pancreaticoduodenectomy superior to open procedure? A meta-analysis. World J Gastroenterol 2019; 25(37): 5711-5731