TABLE 1.

Descriptive statistics and correlation analysis.

	Sex	Age	Perceived social support	Autonomous fitness behavior	Mental toughness	Exercise self-efficacy
Sex	1
Age	0.093	1
Perceived social support	-0.038	−0.033	1
Autonomous fitness behavior	0.185**	−0.032	0.647**	1
Mental toughness	0.143**	−0.057	0.596**	0.657**	1
Exercise self-efficacy	0.196**	−0.019	0.542**	0.826**	0.572**	1

N = 985. **p < 0.01.