Retrospective Study
Copyright ©The Author(s) 2022.
World J Gastroenterol. Oct 7, 2022; 28(37): 5469-5482
Published online Oct 7, 2022. doi: 10.3748/wjg.v28.i37.5469
Table 1 Preoperative clinical characteristics of patients with pancreatic cystic neoplasms
CharacteristicsTraining cohort
Validation cohort
P value
n = 187 (64.5%)
n = 103 (35.5%)
Sex0.190
Male126 (67.4)77 (74.8)
Female61 (32.6)26 (25.2)
Age in yr0.344
< 60123 (65.8)62 (60.2)
≥ 6064 (34.2)41 (39.8)
BMI23.25 ± 3.3723.00 ± 3.530.561
Weight loss0.830
No165 (88.2)90 (87.4)
Yes22 (11.8)13 (12.6)
Alcohol0.378
No168 (89.8)89 (86.4)
Yes19 (10.2)14 (13.6)
Symptomatic0.602
No74 (39.6)44 (42.7)
Yes113 (60.4)59 (57.3)
NLR0.510
< 2.288134 (71.7)70 (68.0)
≥ 2.28853 (28.3)33 (32.0)
TB in μmol/L0.763
< 34.2181 (96.8)99 (96.1)
≥ 34.26 (3.2)4 (3.9)
CEA in ng/mL0.901
< 5175 (93.6%)96 (96.0%)
≥ 512 (6.4)7 (7.0)
CA19-9 in U/mL0.135
< 34163 (87.2)83 (80.6)
≥ 3424 (12.8)20 (19.4)
GGT in IU/L0.287
< 150174 (93.0)99 (96.1)
≥ 15013 (7.0)4 (3.9)
ALP in IU/L0.556
< 200179 (95.7)97 (94.2)
≥ 2008 (4.3)6 (5.8)
Table 2 Preoperative imaging characteristics of patients with pancreatic cystic neoplasms
CharacteristicTraining cohort
Validation cohort
P value
n = 187 (64.5%)
n = 103 (35.5%)
Tumor involve the head of pancreas0.239
Yes65 (34.8)43 (41.7)
No122 (65.2)60 (58.3)
Bile duct dilation0.106
No174 (93.0)90 (87.4)
Yes13 (7.0)13 (12.6)
Tumor size in mm0.254
< 40 158 (84.5)92 (89.3)
≥ 40 29 (15.5)11 (10.7)
Intratumoral septum0.264
No76 (40.6)35 (34.0)
Yes111 (59.4)68 (66.0)
Cyst wall enhancement0.244
No118 (63.1)72 (69.9)
Yes69 (36.9)31 (30.1)
Cyst wall thickening0.709
No178 (95.2)97 (94.2)
Yes9 (4.8)6 (5.8)
Enhanced mural nodules0.126
No148 (79.1)89 (86.4)
Yes39 (20.9)14 (13.6)
Intracapsular calcification0.117
No162 (86.6)82 (79.6)
Yes25 (13.4)21 (20.4)
Main pancreatic duct dilatation0.419
No122 (65.2)72 (69.9)
Yes65 (34.8)31 (30.1)
Table 3 Univariable and multivariable logistic regression analyses of the risk factors for high risk of malignancy in patients with pancreatic cystic neoplasms
VariableOR comparisonsUnivariable analysis
Multivariable analysis
OR (95%CI)
P value
OR (95%CI)
P value
SexFemale vs Male2.383 (1.054-5.386)0.037a0.716 (0.232-2.213)0.562
Age in yr≥ 60 vs < 602.180 (0.967-4.915)0.060
BMI0.986 (0.874-1.111)0.816
Weight lossYes vs No2.437 (0.861-6.897)0.093
AlcoholYes vs No2.252 (0.741-6.845)0.153
SymptomaticYes vs No1.774 (0.737-4.271)0.201
Tumor involve the head of pancreasYes vs No1.148 (0.487-2.705)0.753
Bile duct dilationYes vs No1.788 (0.460-6.952)0.402
Tumor diameter in mm≥ 40 vs < 404.094 (1.649-10.165)0.002a3.514 (1.138-10.849)0.029a
Intratumoral septumYes vs No0.539 (0.240-1.211)0.135
Cyst wall enhancementYes vs No1.127 (0.494-2.569)0.777
Cyst wall thickeningYes vs No1.670 (0.329-8.488)0.536
Enhanced mural nodulesYes vs No6.490 (2.746-15.342)< 0.001a4.314 (1.618-11.503)0.003a
Intracapsular calcificationYes vs No0.208 (0.027-1.606)0.132
Main pancreatic duct dilatationYes vs No3.574 (1.558-8.201)0.003a3.267 (1.230-8.678)0.018a
NLR≥ 2.288 vs < 2.2883.077 (1.350-7.015)0.008a2.702 (1.008-7.244)0.048a
TB in μmol/L≥ 34.2 vs < 34.26.240 (1.192-32.657)0.030a0.870 (0.050-15.020)0.924
ALP in IU/L≥ 200 vs < 2009.420 (1.499-59.213)0.017a0.632 (0.064-6.285)0.695
GGT in IU/L≥ 150 vs < 1502.925 (0.931-9.189)0.066
CEA in ng/mL≥ 5 vs < 56.955 (2.060-23.477)0.002a3.798 (0.825-17.482)0.087
CA199 in U/mL≥ 34 vs < 344.547 (1.750-11.816)0.002a3.267 (1.274-13.007)0.018a