Table 3.

Independent prognostic factors for patient survival.

Factor	Overall Survival
	Subtype	Cox, p	Logrank, p	Median Survival (Months)	SE	95% Confidence Interval
						Lower	Upper
pERK	0	0.006	0.008	104.0	52.4	1.3	206.6
	1			96.0	19.9	56.8	135.1
	2			48.0	7.3	33.7	62.2
Grade	Low	0.010	0.011	86.0	16.5	53.5	118.4
	mediate			55.0	2.6	49.8	60.1
	High			44.0	9.1	26.0	61.9
Stage	1	0.036	0.019	58.0	10.2	37.8	78.1
	2			81.0	6.7	67.6	94.3
	3			38.0	13.5	11.3	64.6
	4			32.0	10.7	10.8	53.1
Factor	Cancer Specific Survival
	Subtype	Cox, p	Logrank, p	Median Survival (Months)	SE	95% Confidence Interval
						Lower	Upper
pERK	0	0.013	0.016	104.0	52.3	1.3	206.6
	1			96.0	19.9	56.8	135.1
	2			55.0	6.3	42.5	67.4
pEGFR	0	0.040	0.047	86.0	10.5	65.3	106.6
	1			62.0	9.5	43.3	80.6
	2			48.0	9.6	29.1	66.8
Grade	Low	0.011	0.012	96.0	15.9	64.7	127.2
	mediate			77.0	13.6	50.2	103.7
	High			44.0	8.7	26.8	61.1
Stage	1	0.042	0.039	58.0	10.2	37.8	78.1
	2			84.0	5.3	73.4	94.5
	3			40.0	10.8	18.7	61.2
	4			32.0	10.7	10.8	53.1