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Table 1 Patient Characteristics.

From: Tumour necrosis factor-alpha expression in tumour islets confers a survival advantage in non-small cell lung cancer

Characteristic Extended Survival Poor Survival
No. of patients 67 66
Age - years 66.3 ± 1.2 65.3 ± 1.2
Male sex - no. (%) 39 (58) 49 (74)
Year of surgery - no. (%)   
   1991 0 (0) 5 (7)
   1992 5 (7) 6 (9)
   1993 6 (9) 4 (6)
   1994 6 (9) 7 (11)
   1999 50 (75) 44 (67)
Tumour stage - no. (%)   
   1 40 (60) 20 (30)
   2 18 (27) 19 (29)
   3a 9 (13) 23 (35)
   3b and 4 0 (0) 4 (6)
Histology - no. (%)   
   Squamous 39 (58) 29 (44)
   Adenocarcinoma 19 (28) 23 (35)
   Large cell 4 (6) 8 (12)
   Other 5 (7) 6 (9)
Tumour Grade - no. (%)   
   Well 5 (7) 2 (3)
   Moderate 31 (46) 17 (26)
   Poor 30 (45) 46 (70)
   Not recorded 1 (1) 1 (1)
Adjuvant Chemotherapy (%) 0 (0) 2 (3)
Radiotherapy (%) 8 (12) 12 (18)
Palliative Radiotherapy (%) 7 (10) 9 (14)
Survival - months 84.0 ± 5.1 10.8 ± 0.8
  1. Plus-minus values are means ± SEM