Table 1: Patient characteristics.

 Female
Patients/ Knees  107/119
Mean (SD) age (years)  72 (7)
BL  149 (6)
BW  59 (10)
Mean (SD) BMI  27 (4)
Preoperative HSS Score*  43(10)
Osteoarthritis Grade**  IV: 119
Medication for Osteoporosis  22

SD: standard deviation; BL: body length; BW: body weight; BMI: body mass index;
*HSS: Hospital for Special Surgery score [13].
**Osteoarthritis grade was evaluated using the Kellgren and Lawrence radiographic grading scale [14].