Table 1.

Survival and confidence intervals (CI)

Group	Survival				Disease-free survival
	N	10-Year	95% CI	p Value	10-Year	95% CI	p Value
All patients	53	81.9%	68.0, 90.2	—	78.5%	64.5, 87.5	—
Tumor size				0.37			0.28
≤ 10	36	85.7%	68.9, 93.8		83.1%	66.2, 92.1
> 10	17	74.7%	45.5, 89.7		69.1%	40.7, 85.9
Age				0.048			0.16
18–30 years	29	92.5%			85.2%
31–77 years	24	70.6%			70.6%
Histologic response				0.08			0.035
Poor (≤ 90)	12	64.8%	31.0, 85.2		56.3%	24.4, 79.1
Good (> 90)	41	87.3%	72.2, 94.5		85.1%	69.9, 93.0