Table 1: Patient demographics.

Group 1Group 2Group 3 value

Number (patients)2020201.00
Male10360.005
Female1017140.005
Number (knees)2020201.00
Left knee10960.042
Right knee1011140.042
Age (yr), mean (SD)54.9 (±6.1)55.4 (±2.3)54.7 (±3.5)0.468
Bodyweight (kg), mean (SD)70.7 (±14.0)66.2 (±12.7)65.9 (±8.7)0.245
Height (cm), mean (SD)164.5 (±7.4)159.8 (±8.4)158.1 (±5.7)0.005
BMI, mean (SD)25.9 (±3.9)25.9 (±4.1)26.2 (±3.0)0.789
TF (SD)1.9 (±0.8)1.95 (±0.9)1.9 (±0.8)0.834