Table 4. Results of multivariate regression to assess the simultaneous relationships of functional status and psychological factors .

Psychological Factors	Wilks' Lambda	F (5,69)	P -value
Vulnerability	0.84	2.66	.029
Severity	0.81	3.18	.012
Cardiac self-efficacy	0.90	1.60	.172
State Anxiety	0.86	2.33	.052
Trait Anxiety	0.92	1.23	.306