Table 3. Comparison of mean % of bone bruise location by paired t-test.

M- medial condyle; L- lateral condyle

	N	Mean % ± sd (%)	Diff. Mean ± SEM (%)	p-value
Tibia M	14	52.4 ± 25.6	3.4 ± 29.7	0.6
Femur M	14	49.0 ± 24.1
Tibia L	13	65.1 ± 18.0	17.6 ± 22.9	0.01*
Femur L	13	47.5 ± 20.4
Femur M	16	50.1 ± 23.2	1.3 ± 29.1	0.8
Femur L	16	48.7 ± 19.1
Tibia L	18	64.6 ± 17.7	16.5 ± 31.0	0.03*