Effects of mental health self-efficacy on outcomes of a mobile phone and web intervention for mild-to-moderate depression, anxiety and stress: secondary analysis of a randomised controlled trial

Table 4 Results of mediation analyses with bootstrap indirect results

		Direct and total effects coefficients				Bootstrap indirect effect 95%bias corrected CI^†
Outcome	AdjustedR ²	a	b	c	c’	Lower limit	Upper limit
DASS
Depression	.46	-1.35*	-0.35**	2.10**	1.67**	0.089	0.935
Anxiety	.43	-1.46*	-0.19**	0.81*	0.53	0.063	0.571
Stress	.35	-1.43*	-0.22**	0.98*	0.67	0.067	0.628
Total	.45	-1.45*	-0.77**	3.88**	2.76*	0.256	2.163
WSAS	.49	-1.38*	-0.23*	1.46*	1.14*	0.060	0.637

*p < 0.05, **p < 0.001.
^†Lower and upper limits of confidence intervals for test of mediation with 5,000 bootstrap resamples and bias correction.

ISSN: 1471-244X