Association between illness perception and depression in colorectal cancer patients: Chain mediating effects of self-efficacy and post-traumatic growth

Table 4 Mediation effects of self-efficacy and posttraumatic growth

Path	Effect value	SE	LLCI	ULCI	Effectiveness ratio (%)
Direct effect
Illness perception to depression	0.2575	0.0380	0.1827	0.3323	64.37
Intermediary effect
Illness perception to self-efficacy to depression	0.1099	0.0231	0.0700	0.1599	27.47
Illness perception to posttraumatic growth to depression	0.0275	0.0130	0.0014	0.0537	6.80
Illness perception to self-efficacy to posttraumatic growth to depression	0.0051	0.0031	0.0001	0.0122	1.28
Total intermediation effect	0.1425	0.0242	0.0990	0.1930	35.63
Total effect	0.4000	0.0365	0.3283	0.4718	100

LLCI: Lower level of confidence interval; ULCI: Upper level of confidence interval.