Table 1.

General information.

	Gender		Side		Age	Tonnis classification				Primary surgery
	M	F	L	R		I	II	III	IV	Yes	No
3D group (N = 20)	15	5	12	8	9.1 ± 2.1	3	7	6	4	14	6
Conventional group (N = 20)	13	7	14	6	9.7 ± 2.1	2	6	8	4	13	7
p value	0.4902		0.5073		0.3802	0.9042				0.7357

Chi-square test.