Table 2.

Serum Cartilage Oligomeric Matrix Protein Concentration (sCOMP), ng/mL (Mean ± SD)

	sCOMP
Group and Loading Condition	Pretest	Posttest	Raw Change
All participants (n = 30)
Control	149.50 ± 53.17	167.15 ± 53.49	17.14 ± 26.41
Symmetric	158.52 ± 63.98	169.13 ± 66.37	10.61 ± 19.59
High	162.72 ± 64.58	168.71 ± 62.89	6.23 ± 23.24
Low	154.84 ± 60.08	170.04 ± 58.87	14.95 ± 22.75
Participants with increased sCOMP after normal walking (n = 22)
Control	144.08 ± 46.99	169.86 ± 49.71	25.79 ± 21.40
Symmetric	147.36 ± 52.69	157.29 ± 50.77	9.93 ± 21.45
High	158.61 ± 58.44	160.56 ± 55.62	1.95 ± 24.22
Low	150.59 ± 51.63	163.98 ± 52.19	13.39 ± 22.01