TABLE 5.

Multiple regression analysis of self-presentation and physiological needs on exercise dependence.

		Self-presentation			Physiological needs			Statistical power
		X1	X2	X3	Z1	Z2	Z3	R	R2	F
ED	Y1	0.25*/0.28*	0.04/0.08	0.34*/0.29*				0.54/0.52	0.29 / 0.27	8.78*/7.56*
	Y2	0.05/0.07	0.10/0.24*	0.30*/0.22*				0.49/0.60	0.24/0.36	7.58*/8.69*
	Y3	0.21*/0.27*	0.04/0.06	0.11/0.09				0.46/0.50	0.21/0.25	6.77*/7.32*
PN	Z1	0.19*/0.24*	0.06/0.12	0.21*/0.18*				0.54/0.56	0.29/0.32	6.09*/7.14*
	Z2	0.07/0.03	0.21*/0.26*	0.28*/0.20*				0.55/0.53	0.30/0.28	9.02*/6.69*
	Z3	0.16*/0.18*	0.23*/0.27*	0.31*/0.19*				0.54/0.58	0.29/0.34	11.03*/8.37*
ED	Y1	0.01/0.13	0.05/0.11	0.15*/0.16*	−0.25*/−0.26*	−0.22*/−0.19*	−0.05/−0.09	0.62/0.64	0.38/0.41	10.42*/15.21*
	Y2	0.24*/0.16*	0.01/0.18*	0.12/0.09	−0.01/−0.05	−0.20*/−0.26*	−0.14/−0.09	0.63/0.67	0.40/0.45	14.29*/15.21*
	Y3	0.15*/0.19*	0.05/0.08	0.08/0.13	−0.07/−0.11	−0.03/−0.06	−0.27*/−0.24*	0.69/0.65	0.47/0.42	13.95*/15.07*

ED, exercise dependence; PN, physiological needs. Y1: emotional distress, Y2: physiological distress, Y3: decreased vitality; X1: Physical attractiveness, X2: weight control, X3: ability display; Z1: autonomy, Z2: competence, Z3: relationship; “/” The data before and after represent male and female values, respectively. *P < 0.05.