Table 1.

Demographic characteristics of the study population.

	ED = 153	SP = 45	P value
Sex			0.611*
Male	80	21
Female	73	24
Mean age	58 ± 1.6	51 ± 2.8	0.063
Mean lesion size	3.0 ± 0.5	2.5 ± 0.8	0.451
Followup	61.02 ± 4.9	66.4 ± 4.5	0.575

P value according t-test and ^*Fisher's exact test (statistical significance with P < 0.05).