Table 2. Demographic Data of Patients with Calcifications on Preoperative Radiographs.

Variable	Medial type (n = 46)	Intimal type (n = 161)	Mixed type (n = 16)	p-value
Age (yr), mean ± SD	73.07 ± 6.0	74.23 ± 5.7	72.25 ± 4.8	NS
Sex (male : female)	8 : 38	15 : 146	2 : 14	NS
Right : left	26 : 20	84 : 77	9 : 7	NS
BMI (kg/cm2), mean ± SD	26.72 ± 4.3	25.56 ± 3.5	26.52 ± 3.9	NS

SD: standard deviation, NS: not significant, BMI: body mass index.