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