Table 1.

Demographic data

Characteristic	Values CAS group (n = 84) Mean ± SD (range) or n (%)	Values PSI group (n = 84) Mean ± SD (range) or n (%)
Gender
Male	47 (56%)	47 (56%)
Female	37 (44%)	37 (44%)
Age	65.8 ± 8.1 (42.6–79.3)	64.3 ± 7.3 (48.3–77.5)
Side
Right	52 (61.9%)	52 (61.9%)
Left	32 (38.1%)	32 (38.1%)
Weight (kg)	84.6 ± 13.9 (55–119)	87.9 ± 13.3 (63–116)
Height (cm)	171.3 ± 8.1 (155–190)	171.8 ± 8.8 (150–189)
Body mass index (BMI) (kg/m2)	28.7 ± 3.3 (20.6–34.8)	29.9 ± 4.5 (21.8–45.0)