Basic characteristics of NSCLC patients.

<p>Basic characteristics of NSCLC patients.</p

Characteristics of patients receiving chemotherapeutic regimens according to RRM1 expression.

<p>*Based on Fisher’s exact test.</p>#<p>Based on Student’s <i>t</i>-test.</p

Kaplan-Meier curve of progression-free survival (PFS) according to chemotherapy regimen.

<p>(A) PFS for patients with RRM1-negative tumors. (B) PFS for patients with RRM1-positive tumors.</p

Response to chemotherapy according to RRM1 expression.

<p>*Based on Fisher’s exact test. In patients receiving gemcitabine-based therapy, the DCR of RRM1-negative patients was higher than RRM1-positive patients (<i>P = </i>0.041).</p>#<p>Based on Fisher’s exact test. In patients with RRM1-positive tumors, the DCRs for docetaxel and vinorelbine were higher than for gemcitabine-based therapy (<i>P = </i>0.047 and <i>P = </i>0.047, respectively).</p