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Retrospective Study
Copyright: ©Author(s) 2026.
World J Gastroenterol. May 28, 2026; 32(20): 119062
Published online May 28, 2026. doi: 10.3748/wjg.v32.i20.119062
Table 2 Perioperative outcomes and survival data of open pancreaticoduodenectomy and laparoscopic pancreaticoduodenectomy, n (%)
Characteristic
LPD (n = 144)
OPD (n = 144)
Total (n = 288)
P value
Preoperative biliary drainage83 (57.6)80 (55.6)163 (56.6)0.721
Tumor size (cm), median (IQR)2.8 (2.0, 3.2)3.0 (2.0, 3.2)3.0 (2.0, 3.2)0.766
Degree of tumor differentiation
High7 (4.9)10 (6.9)17 (5.9)0.889
Low49 (34)50 (34.7)99 (34.4)
Moderate87 (60.4)83 (57.6)170 (59)
Undifferentiated1 (0.7)1 (0.7)2 (0.7)
T stage
T144 (30.6)39 (27.1)83 (28.8)0.772
T290 (62.5)94 (65.3)184 (63.9)
T38 (5.6)7 (4.9)15 (5.2)
T42 (1.4)4 (2.8)6 (2.1)
N stage
N094 (65.3)91 (63.2)185 (64.2)0.364
N137 (25.7)45 (31.2)82 (28.5)
N213 (9)8 (5.6)21 (7.3)
M stage
M0142 (98.6)142 (98.6)284 (98.6)1.000
M12 (1.4)2 (1.4)4 (1.4)
Operation time (min), median (IQR)330.0 (280.0, 400.5)370.0 (283.5, 440.0)350.0 (281.5, 429.5)0.216
Bile leakage9 (6.2)4 (2.8)13 (4.5)0.156
Postoperative abdominal infection10 (6.9)8 (5.6)18 (6.2)0.626
POPF23 (16)48 (33.3)71 (24.7)< 0.001a
DGE41 (28.5)110 (76.4)151 (52.4)< 0.001a
PPH16 (11.1)12 (8.3)28 (9.7)0.426
Gastrointestinal fistula0 (0)2 (1.4)2 (0.7)0.156
Liver failure1 (0.7)3 (2.1)4 (1.4)0.314
Kidney failure0 (0)1 (0.7)1 (0.3)0.316
Lung infection0 (0)5 (3.5)5 (1.7)0.024a
Clavien-Dindo classification
I98 (68.1)64 (44.4)162 (56.2)0.225
II24 (16.7)62 (43.1)86 (29.9)
III3 (2.1)4 (2.8)7 (2.4)
IV15 (10.4)13 (9)28 (9.7)
V4 (2.8)1 (0.7)5 (1.7)
Length of stay (days), median (IQR)20.0 (16.0, 25.5)22.0 (16.0, 27.0)21.0 (16.0, 26.0)0.052
Overall survival time (months), median (IQR)15.4 (9.0, 24.2)14.5 (8.1, 22.0)15.1 (8.8, 23.2)0.134
TOO45 (31.2)33 (22.9)78 (27.1)0.112


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