. Author manuscript; available in PMC: 2023 Nov 1.

Published in final edited form as: Clin J Sport Med. 2022 Mar 17;32(6):558–566. doi: 10.1097/JSM.0000000000001029

Table 2.

Baseline Characteristics.

Variables	HA (n=36)	LP-PRP (n=34)	P-value
Age, years; mean (SD)	68.4 (11.9)	69.1 (11.5)	0.83
Female sex; n (%)	18 (50)	20 (59)	0.46
BMI, kg/m²; mean (SD)	27.9 (5.4)	26.8 (5.2)	0.37
Right-sided OA; n (%)	19 (53)	19 (56)	0.79
Duration of symptoms, months; mean (SD)	46 (15)	43 (7)	0.85
Use of pain medication; n (%)	27 (77)	20 (69)	0.10
Severe OA; n (%)	23 (64)	21 (62)	0.85

Abbreviations: BMI – body mass index; HA – hyaluronic acid; LP-PRP – leukocyte-poor platelet-rich plasma; OA – osteoarthritis; SD – standard deviation.