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. 2021 Jun 7;9:680491. doi: 10.3389/fcell.2021.680491

TABLE 2.

The relationship of tumor relapse with whether the chemotherapy regimen contained responder drugs.

No. Tumor relapse
χ2 P
No (21) Yes (6)
Chemotherapy regimen Nonresponder drug 6 2 (33.33%) 4 (66.67%) 9.000 0.029
One responder drug 18 16 (88.89%) 2 (11.11%)
Two responder drugs 2 2 (100.00%) 0 (0.00%)
Three responder drugs 1 1 (100.00%) 0 (0.00%)

Responder drug, drug showing chemosensitivity to a certain patient’s tumor in the zPDX study.