. Author manuscript; available in PMC: 2013 May 30.

Published in final edited form as: J Obes Weight Loss Ther. 2011 Dec 20;1(106):3309. doi: 10.4172/2165-7904.1000106

Table 2.

Regression parameters and correlation coefficients of the linear regression equation for physical activity measured at waist against different body locations.

iPhone placement	y = mx + c		r²
iPhone placement	Slope(m)	Intercept (c)	r²
Arm	0.77	1.23	0.65
Hand	0.89	0.46	0.73
Pants Pocket	0.96	0.61	0.88
Backpack	0.99	−0.39	0.82
Jacket Side Pocket	0.97	0.19	0.89
Jacket Front Pocket	0.99	−0.27	0.84
Handbag	0.96	0.39	0.91