Table 1.

Demographic characteristics.

N	40
Age, years
Mean	45.6 ± 13.1
Range	21–70
Sex, n (%)
Male	30 (75.0)
Female	10 (25.0)
BMI (kg/m2)
Mean	25.3 ± 3.0
Range	19.4–30.5
Tönnis grade n (%)
II	18 (45.0)
III	22 (55.0)