Table 3.

Multivariable analysis of potential preditive factors

Variable	HR	95 % CI	p
KPS (in %, continuous)			0.042 (*)
50 %	7.16	1.61–31.73
60 %	2.52	0.59 - 10.80
70 %	1.09	0.29–4.12
80 %	1.84	0.53–6.45
90 %	1.81	0.46–7.13
100 % (reference)
Histology (adeno vs. other)	0.34	0.17–0.67	0.002 (*)
ECM	2.003	1.09–3.69	0.026 (*)

The analysis included all factors with p-values ≤ 0.1 in the log-rank test.

* p-value  ≤ 0.05