Table 2

Patient Groups Overall Survival Comparisons	Median follow up	Survival (months)		95% Confidence Interval for the Median Survival		Wilcoxon	Log-Rank
Patient Groups Overall Survival Comparisons	Median follow up	Median	Std. Error	Lower	Upper	Wilcoxon	Log-Rank
no SPT	31	40	5.40	30	54	<0.001	0.011
UAD SPT	91	112	10.85	60	140	<0.001	0.011
no SPT	31	40	5.40	30	54	<0.001	0.002
HNSCC SPT	134	151	4.55	78	188	<0.001	0.002
no SPT	31	40	5.40	30	54	0.159	0.974
lung/oesophagus SPT	60	60	2.66	33	116	0.159	0.974
no SPT	31	40	5.40	30	54	0.017	0.047
remote SPT	94	94	6.92	46	171	0.017	0.047

Table 2: Comparative overall survival of patient groups.