Table 5.

Multifactorial analysis - Weibull Hazard Models for main effects and 2-way interactions. (Likelihood Ratios are calculated in comparison with the main effects model in Table 5)

Model	Type III Analysis of Effects		Log Likelihood	p (Likelihood Ratio)
1	Factors	p
	Neoadjuvant therapy (D)	0.0062	-44.301	0.1568
	Resection Margin positivity (R)	0.0324
	AJCC Stage IV vs. III or less (S)	0.2256
	D*R	0.1649
2	Neoadjuvant therapy (D)	0.0569	-45.294	0.8933
	Resection Margin positivity (R)	0.5757
	AJCC Stage IV vs. III or less (S)	0.1435
	R*S	0.8890
3	Neoadjuvant therapy (D)	0.6231	-45.294	0.8933
	Resection Margin positivity (R)	0.1646
	AJCC Stage IV vs. III or less (S)	0.1423
	D*S	0.8890
4	Neoadjuvant therapy (D)	0.0955	-44.232	0.5434
	Resection Margin positivity (R)	0.0974
	AJCC Stage IV vs. III or less (S)	0.1856
	D*R	0.1522
	R*S	-
	S*D	-