Table 3.

Multivariate analysis of survival outcomes

	local recurrence-free survival			disease-free survival
	HR	95% CI	p	HR	95% CI	p
Differentiation	4.155	0.526–32.795	0.177
w/d, m/d vs. p/d, mucinous
Sex	6.346	0.823–48.926	0.076
Female vs. Male
Treatment strategy	4.246	0.551–32.705	0.165	1.541	0.521–4.560	0.434
Radical surgery vs. Organ-preserving attempt

HR hazard ratio, CI confidence interval, w/d well differentiated, m/d moderately differentiated, p/d poorly differentiated