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Table 1 Clinicopathological characteristics of gastric cancer patients with outlet obstruction before and after propensity score matching

From: Palliative Gastrectomy versus Gastrojejunostomy for advanced Gastric cancer with outlet obstruction: a propensity score matching analysis

Characteristics Before propensity score matching p
value
After propensity score matching p
value
  Gastrojejunostomy
group (%)
Palliative
gastrectomy
group (%)
Gastrojejunostomy
group (%)
Palliative
gastrectomy
group (%)
No. of patients 89 110   52 52  
Age (years)    0.701    0.694
≤60 51(57.3) 66(60.0)   27(51.9) 29(55.8)  
> 60 38(42.7) 44(40.0)   25(48.1) 23(44.2)  
Gender    0.171    0.083
Male 67(75.3) 73(66.4)   33(63.5) 41(78.8)  
Female 22(24.7) 37(33.6)   19(36.5) 11(21.2)  
Body mass index
(mean, range)
21.0
(13.1–31.9)
20.4
(14.2–31.4)
0.146 21.1
(15.6–28.5)
20.1
(14.2–27.3)
0.082
PS    0.028    0.527
0/1 58(65.2) 87(79.1)   34(65.4) 37(71.2)  
2/3 31(34.8) 23(20.9)   18(34.6) 15(28.8)  
GOOSS    0.325    0.823
0 30(33.7) 30(27.3)   13(25.0) 14(26.9)  
1 59(66.3) 80(72.7)   39(75.0) 38(73.1)  
CEA (ng/ml,
mean, range)
3.1
(0.1–615)
2.4
(0.2–275)
0.042 4.3
(0.6–612)
2.3
(0.2–194)
0.103
Ascites    0.003    0.684
No 50(56.2) 84(76.4)   32(61.5) 34(65.4)  
Yes 39(43.8) 26(23.6)   20(38.5) 18(34.6)  
Invasion of
adjacent organs
   < 0.001    1.000
No 14(15.7) 61(55.5)   14(26.9) 14(26.9)  
Yes 75(84.3) 49(44.5)   38(73.1) 38(73.1)  
Peritoneal seeding    0.016    0.139
P0 12(13.5) 25(22.7)   7(13.5) 9(17.3)  
P1/2 32(35.9) 51(46.4)   17(32.7) 25(48.1)  
P3 45(50.6) 34(30.9)   28(53.8) 18(34.6)  
Period of
chemotherapy
   < 0.001    0.095
0 55(61.8) 33(30.0)   27(51.9) 21(40.4)  
1–4 16(18.0) 30(27.3)   10(19.2) 20(38.5)  
≥5 18(20.2) 47(42.7)   15(28.9) 11(21.1)