Table 1 Characteristics of GC patients who donated xenografts for the PDX models
Characteristics | No. of patients (%) | Success rate(≥3 generation) | a P value |
|---|---|---|---|
Gender | Â | Â | 0.655 |
 Male | 24(75.0%) | 6(25%) |  |
 Female | 8(25.0%) | 3(37.5%) |  |
Age (years) | 0.427 | ||
 ≥60 | 19(59.4%) | 4(26.3%) |  |
 <60 | 13(40.6%) | 5(30.7%) |  |
Stage | 0.648 | ||
 I/II | 6(18.8%) | 1(16.7%) |  |
 III/IV | 26(81.2%) | 8(30.8%) |  |
Differentiation | 0.531 | ||
 Moderate | 8(25.0%) | 2(25.0%) |  |
 Moderate-poor | 9(28.1%) | 4(44.4%) |  |
 Poor and undiff | 15(46.9%) | 3(20%) |  |
Lauren classification | 0.657 | ||
 Intestinal | 16(50.0%) | 5(31.3%) |  |
 Diffuse | 11(34.4%) | 2(18.1%) |  |
 Mixed | 5(15.6%) | 2(40%) |  |
Pre-surgery chemotherapy | Â | 0.382 | |
 yes | 9(28.1%) | 1(11.1%) |  |
 no | 23(71.9%) | 8(34.8%) |  |