| 
 | 
 | n (%) | 
| sex | male | 47 (81) | 
| 
 | female | 11 (19) | 
| chemotherapy | no | 18 (31) | 
| 
 | yes | 40 (69) | 
| entity (total radiation dose) | SCLC (60 Gy) | 10 (17) | 
| 
 | Esophageal CA (66 Gy) | 25 (43) | 
| 
 | NSCLC (74 Gy) | 23 (40) | 
| smoking history | never | 5 (9) | 
| 
 | present | 30 (52) | 
| 
 | former | 23 (40) | 
| UICC stage * NSCLC/SCLC | IIIa | 2 (3) | 
| IIIb | 11 (19) | |
| 
 | IIIc | 17 (29) | 
| 
 | IV | 3 (5) | 
| UICC stage * Esophageal carcinoma | Ib | 2 (3) | 
| IIIa | 4 (7) | |
| 
 | IIIb | 12 (21) | 
| 
 | IV | 7 (12) | 
| total | 
 | 58 (100) |