Avoidance of Total Knee Arthroplasty in Early Osteoarthritis of the Knee with Intra-Articular Implantation of Autologous Activated Peripheral Blood Stem Cells versus Hyaluronic Acid: A Randomized Controlled Trial with Differential Effects of Growth Factor Addition

Table 1

Patient demographics.

	Group 1	Group 2	Group 3	value
Number (patients)	20	20	20	1.00
Male	10	3	6	0.005
Female	10	17	14	0.005
Number (knees)	20	20	20	1.00
Left knee	10	9	6	0.042
Right knee	10	11	14	0.042
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