Table 1. Patient characteristics.

Total enrolled: 40	N	%
Sex
Male	33	82.5
Female	7	17.5
Age (year)
Median	74
Range	70–88
Stage
IIIB	11	27.5
IV	29	72.5
Histology
Squamous cell carcinoma	14	35
Adenocarcinoma	18	45
Bronchiolar–alveolar carcinoma	4	10
Undifferentiated NSCLC	4	10
Site of metastases
Lung	23
Liver	3
Bone	7
Brain	2
Pleura	4
Adrenal	2
Skin	2
Number of metastatic sites
0	11	27.5
1	19	47.5
2	6	15
3+	4	10
ECOG performance status
0	10	25
1	27	67.5
2	3	7.5
Symptoms at study entry	20	50
Previous chemotherapy lines
1	21	52.5
2	16	40
3+	3	7.5
Pretreated with platinum	19	47.5