Table 4.

Univariate Analyses of Factors affecting Disease Free Survival

Variables	DFS(months)	P value
Stage		0.02
I	88.85
II	80.13
III	44.75
IV	36
Age		0.77
<50yrs	67
≥50yrs	76
Histology and Differentiation		0.008
Well differentiated Squamous Cell Carcinoma	96
Moderately differentiated Squamous Cell Carcinoma	56
Poorly differentiated Squamous Cell Carcinoma	48
Adenocarcinoma	33.97
Non keratinising Large cell carcinoma	32
Treatment duration		0.718
<8weeks	57
≥8weeks	54.3