Table 2.

Impact of personal quantification on GAD and self-efficacy.

Variable		GAD		Self-efficacy
		Model 1	Model 2	Model 3	Model 4
Control variable	Gender	−0.075	−0.048	−0.187	−0.251*
	Age	−0.007	−0.019	0.019	0.048
	Marital status	0.072	0.088	0.139	0.100
	Monthly income	−0.109	−0.095	0.094**	0.060
	Grade	0.061	0.050	−0.021	0.004
Independent variable	Personal quantification		−0.148**		0.359***
	R2	0.084	0.134	0.072	0.209
	ΔR2	0.084	0.049	0.072	0.137
	F	3.389**	4.708***	2.837*	8.049***

^*Indicates P < .05.

^**Indicates P < .01.

^***Indicates P < .001.