Table 1.

Patient characteristics

Characteristic	Extended Survival	Poor Survival
No. of patients	10	10
Age - years	72.0 ± 2.5	72.6 ± 1.6
Male sex - no. (%)	8 (80)	6 (60)
Year of surgery - no. (%)
1992	1 (10)	0 (0)
1994	0 (0)	1 (10)
1999	9 (90)	9 (90)
Tumour stage - no. (%)
1	7 (70)	7 (70)
2	3 (30)	3 (30)
Histology - no. (%)
Squamous	8 (80)	6 (60)
Adenocarcinoma	2 (20)	1 (10)
Large cell	0 (0)	1 (10)
Other	0 (0)	2 (20)
Tumour Grade - no. (%)
Moderate	4 (40)	0 (0)
Poor	6 (60)	10 (100)
Adjuvant Chemotherapy (%)	0 (0)	0 (0)
Radiotherapy (%)	1 (10)	1 (10)
Palliative Radiotherapy (%)	1 (10)	1 (10)
Survival - months	90.8 ± 11.8	7.9 ± 0.8

Plus-minus values are means ± SEM