The chondrogenic response to exercise in the proximal femur of normal and mdx mice

Table 1 Comparison of histomorphometric parameters of the proximal femur between treatment groups.

	Control			Mdx			Sedentary control vs. sedentary mdx	Exercise control vs. exercised mdx
	Sedentary	Exercised	P	Sedentary	Exercised	P	P	P
Femur head diameter (mm)	1.363 ± 0.066	1.377 ± 0.042	0.03	1.273 ± 0.112	1.320 ± 0.067	0.22	0.12	0.01
Cartilage thickness (μm)	6.081 ± 1.560	5.878 ± 0.651	0.01	5.250 ± 1.118	5.058 ± 0.872	0.70	0.46	0.01
Calcified cartilage area (μm²)	0.143 ± 0.041	0.206 ± 0.022	0.01	0.172 ± 0.038	0.180 ± 0.072	0.49	0.29	0.13
Cartilage Area (mm²)	0.909 ± 0.170	0.949 ± 0.082	0.01	0.811 ± 0.131	0.775 ± 0.095	0.88	0.09	0.01

Values are mean ± standard deviation; ANCOVA for dependent variables with body mass as a covariate

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