Preliminary Report: Osteoarthritis and Rheumatoid Arthritis Synovial Fluid Increased Osteoclastogenesis In Vitro by Monocyte Differentiation Pathway Regulating Cytokines

Table 1

Patient data for samples used in cell experiments.

		Gender	Mean KL knee score (range)
RA synovial fluid		2 females; 1 male	3 (2-4)
OA synovial fluid		2 females; 1 male	3.3 (3-4)
RA serum		2 females; 1 male
Ctrl serum		2 females; 1 male

The mean age, gender, and Kellgren-Lawrence knee score of patients and controls at the time of sample acquisition. Range refers to the difference between the lowest and highest score.