Observational Study
Copyright ©The Author(s) 2022.
World J Clin Cases. Jun 16, 2022; 10(17): 5667-5679
Published online Jun 16, 2022. doi: 10.12998/wjcc.v10.i17.5667
Table 2 Baseline and demographic characteristics of patients and cysts: subgroups

Non-worrisome features (n = 88)
Worrisome features (n = 10)
P value
Males (%)31 (35.2)2 (20.0)0.540234
Females (%)57 (64.8)8 (80.0)0.540234
Median age at diagnosis (IQR)70 (63.5-74.75)67 (59.75-76.25)0.58232
Familial history (%)8 (9.1)1 (10.0)0.628786
History of diabetes (%)14 (15.9)2 (20.0)0.904665
Diabetes onset during follow-up (%)0 (0.0)0 (0.0)-
Median follow-up [mo (IQR)]37.5 (23.25-71)69.5 (46.5-94)0.01828
Former smokers (%)11 (12.5)3 (30.0)0.306885
Active smokers (%)8 (9.1)0 (0.0)0.738111
Never smoked (%)69 (78.4)7 (70.0)0.83833
Multifocal52 (59.1)5 (50.0)0.830551
Largest cyst localizationHead (%)39 (44.3)5 (50.0)0.994538
Isthmus/body (%)35 (39.8)5 (50.0)0.776364
Tail (%)14 (15.9)0 (0.0)0.746616
Median cyst sizea [mm (IQR)]9 (6-13)19 (11.25-21.25)0.0035
b [mm (IQR)]10 (6-15)18 (10.75-20.75)0.00652
c [mm (IQR)]9.5 (6-15)22.5 (12-27.65)0.00424
EUS14 (15.9)5 (50.0)0.030618
Median time to EUS (IQR)3 (0-18.25)29 (5.5-69.5)0.22628
Serum CA19.9 [IU/L (IQR)], n = 256.2 (5.6-24.2)23.8 (6.2-37.9)0.1556
Serum CEA [IU/L (IQR)], n = 222.15 (1.28-2.93)2.15 (1.55-2.75)0.93624