Walking	Acti4 + hip	MET = 0.004 CPM + 2.003, R² = 0.64, SEE = 0.48
	Acti4 + thigh	MET = 0.003 CPM + 1.282, R² = 0.53, SEE = 0.53
Running	Acti4 + hip	MET = 0.002 CPM +4.914, R² = 0.32, SEE = 0.92
	Acti4 + thigh	MET = 0.003 CPM + 2.889, R² = 0.61, SEE = 0.69
Cycling	Acti4 + hip	MET = 0.003 CPM + 0.670 gender (1 = female, 2 = male) + 5.293, R2 = 0.26, SEE = 0.91
	Acti4 + thigh	MET = 0.003 CPM + 1.094 gender (1 = female, 2 = male) − 1.132, R2 = 0.63, SEE = 0.64
Walking stairs	Acti4 + hip	MET =0 .003 CPM + 3.669, R² = 0.41, SEE = 0.61
	Acti4 + thigh	MET = 0.002 CPM + 3.187, R² = 0.09, SEE = 0.76