Randomized Controlled Trial to Evaluate Standard Thoracic Radiotherapy With or Without Concurrent Daily Low-dose Carboplatine in Elderly Patients With Locally Advanced Non-small Cell Lung Cancer (JCOG0301, NCSLC-Elderly-CBDCA-RT Phase III)

Inclusion Criteria:

- Histologically and/or cytologically proven NSCLC

- Unresectable disease

- Stage IIIA except T3N1M0 and IIIB which does not have disease extended to any
contralateral hilar nodes, atelectasis of the entire lung or malignant pleural
effusions

- A required radiation field of less than one half of one lung

- Measurable disease

- No previous chemotherapy or radiotherapy

- Age >= 71

- Unable to receive cisplatin-based combination chemotherapy

- ECOG performance status (PS) of 0-2

- Adequate bone marrow, lung, hepatic, and renal function

- Written informed consent

Exclusion Criteria:

- Active infection, diarrhea, ileus, uncontrolled diabetes, myocardial infarction
within three months, or severe other comorbidity

- Synchronous cancer or metachronous (within 5 years) malignancy

- Interstitial pneumonia or active lung fibrosis on chest X-ray

- Severe chronic obstructive pulmonary disease, chronic bronchitis, or bronchial asthma

- Pleural or pericardial effusion

- A history of severe hypersensitivity

- Mental disorder

- Judging of inappropriate condition for this study by physician