Patient eligibility
NSCLC
ONCOLOGY, DISEASE, RECURRENCE, NSCLC
Patients with histologically or cytologically confirmed non‐squamous NSCLC with measurable disease were enrolled. Other eligibility criteria included: Stage IIIB (without indications for radical chest radiation therapy), Stage IV, or postoperative recurrence; age ≥20 and <75 years; Eastern Cooperative Oncology Group (ECOG) performance status (PS) 0 or 1; no prior chemotherapy, no palliative radiotherapy; epidermal growth factor receptor (EGFR) mutation‐negative; adequate hematopoietic function (leukocyte count ≥4000/μL, neutrophil count ≥2000/μL, hemoglobin ≥9.0 g/dL, platelet count ≥10.0 × 10