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. 2019 Nov 14;9:16820. doi: 10.1038/s41598-019-53287-y

Table 1.

General characteristics of GD and LCKD groups.

GD (n = 9) LCKD (n = 9) p-value
Age(year) 66.3 ± 9.8 58.3 ± 7.6 0.072
Sex(n(%))
Male 6(66.7) 5(55.6) 1.000
Female 3(33.3) 4(44.4)
Histological type
Pancreatic ca. 2 3
(head/body/tail) (1/0/1) (1/2/0)
Ampulla of Vater cancer 2 1 0.741
Common bile duct 5 3
Duodenal cancer 0 1
NET 0 1
Surgical operation
PPPD 7 8 1.000
DP 2 1
BMI (kg/m2) 22.2 ± 2.7 24.0 ± 2.2 0.149
Weight (kg) 56.3 ± 7.3 63.1 ± 10.1 0.117
CEA 2.13 ± 1.23 1.95 ± 0.63 0.693
CA19-9 150.6 ± 306.5 31.8 ± 33.9 0.265
Hospitalization period 17.4 ± 11.8 11.3 ± 2.1 0.161
Total oral diet period (day) 11.9 ± 10.5 7.5 ± 4.3 0.146
Percentage of energy intake to EER (kcal/kcal %)*
from total caloric intake (%) 87.5 ± 16.6 89.8 ± 22.4 0.807
from meal (%) 31.9 ± 12.5 44.8 ± 18.4 0.101
from PN 57.0 ± 21.1 45.9 ± 8.5 0.197

Values are mean ± standard deviation. p-values were derived from independent Student’s t-tests at baseline. The statistical differences between GD and LCKD groups for histological type were obtained using Fisher’s exact test after crossover analysis.

NET, neuroendocrine tumour; PPPD, pylorus-preserving pancreaticoduodenectomy; DP, distal pancreatectomy; BMI, body mass index; CEA, carcinoembryonic antigen; CA19-9, carbohydrate antigen 19-9; EER, estimated energy requirement; PN, parenteral nutrition.