Table 1.

Demographic and clinical characteristics of patients

CharacteristicsNo. patients (%)
Total no. patients127 (100)
Age, y
    Median68
    Range39-82
Gender
    Male89 (70.1)
    Female38 (29.9)
Smoking status
    Nonsmoker36 (28.3)
    Smoker91 (71.7)
Smoking pack-years
    Median43
    Range0-146
ECOG performance status
    095 (74.8)
    120 (15.7)
    212 (9.5)
Histology
    Adenocarcinoma63 (49.6)
    Squamous cell carcinoma58 (45.7)
    Large-cell carcinoma6 (4.7)
Pathologic stage
    I57 (44.9)
    II29 (22.8)
    III41 (32.3)
Method of surgical resection
    Pneumonectomy15 (11.8)
    Lobectomy103 (81.1)
    Segmentectomy5 (3.9)
    Wedge resection4 (3.2)
    Chemotherapy70 (55.1)
    Neoadjuvant therapy36 (28.3)
    Postoperative adjuvant therapy34 (26.8)
    Radiotherapy20 (15.7)
  • Abbreviation: ECOG, Eastern Cooperative Oncology Group.