Table 1. Patient characteristics.

	IP (n=54)	IPE (n=55)
Sex
Female	11	8
Male	43	47
Age (years)
Median (range)	63 (42–70)	62 (48–70)
PS
0	11	12
1	42	41
2	1	2
Weight loss
0–4%	38	43
5–9%	10	10
⩾10%	6	2