Table 6.

Results of the multivariate analysis of prognostic factors on overall and progression-free survival

		Overall survival			Progression-free survival
		Multivariate analysis
Factor	Level (n)	HR1	95% CI	P-value	HR1	95% CI	P-value
Gender	Male (66)	1	0.074–1.404	0.1316	1	0.049–0.910	0.0369
	Female (21)	0.322			0.211
TNM primary	1 or 2 (52)				1	0.781–3.985	0.1741
	3 or 4 (35)				1.765
TNM LN	0 or 1 (33)	1	0.097–1.353	0.0243	1	1.453–27.946	0.0141
	2 or 3 (54)	10.267			6.372
Stage	IIB or III (58)				1	0.517–2.774	0.6734
	IV (29)				1.198
Total dose of 5-FU	<12,000 (37)	1	0.155–1.012	0.0531	1	0.162–1.015	0.0539
	≥12,000 (50)	0.396			0.406
Total dose of CDDP	<300 (38)				1	0.358–2.181	0.7889
	≥300 (49)				0.884

¹Hazard ratio.