| arm A (n = 25) | arm B (n = 25) | p-value |
---|---|---|---|
Sex | Â | Â | 0.11 |
 Male | 21 | 16 |  |
 Female | 4 | 9 |  |
Age | Â | Â | 0.81 |
 median | 63 | 65 |  |
 range | 55-74 | 45-74 |  |
Histology | Â | Â | 0.69 |
 Adenocarcinoma | 17 | 18 |  |
 Large cell carcinoma | 0 | 1 |  |
 Squamous | 6 | 5 |  |
 Others | 2 | 1 |  |
Stage | Â | Â | 0.56 |
 IIIB | 10 | 8 |  |
 IV | 15 | 17 |  |
PS | Â | Â | 0.54 |
 0 | 9 | 6 |  |
 1 | 16 | 19 |  |