Table 4.

Direct, indirect, and total effects of the study variables in model 2

	β	SE	Percentile 95% CI		Bias-corrected percentile 95% CI		P value
			Lower	Upper	Lower	Upper
Standardized direct effect
Social support → Medication adherence	0.177	0.032	0.114	0.240	0.109	0.248	< 0.001
Health literacy → Medication adherence	0.286	0.034	0.220	0.352	0.217	0.360	< 0.001
Education level → Medication adherence	−0.043	0.026	−0.094	0.009	−0.095	0.010	0.106
Social support → Health literacy	0.266	0.030	0.208	0.325	0.210	0.333	< 0.001
Education level → Health literacy	0.162	0.027	0.110	0.215	0.105	0.215	< 0.001
Education level → Social support	0.221	0.026	0.170	0.272	0.167	0.277	< 0.001
Age → Medication adherence	−0.035	0.028	−0.090	0.020	−0.085	0.020	0.213
Marital → Medication adherence	−0.041	0.027	−0.094	0.011	−0.093	0.012	0.122
Age → Health literacy	−0.322	0.029	−0.377	−0.266	−0.380	−0.264	< 0.001
Marital → Social support	0.342	0.029	0.285	0.398	0.267	0.422	< 0.001
Standardized indirect effect
Education level → Social support → Medication adherence	0.039	0.009	0.022	0.056	0.024	0.059	< 0.001
Education level → Health literacy → Medication adherence	0.046	0.010	0.027	0.066	0.028	0.068	< 0.001
Education level → Social support → Health literacy → Medication adherence	0.017	0.003	0.010	0.024	0.012	0.026	< 0.001
Social support → Health literacy → Medication adherence	0.076	0.012	0.052	0.100	0.054	0.105	< 0.001
Education level → Social support → Health literacy	0.059	0.010	0.039	0.078	0.042	0.081	< 0.001
Age → Health literacy → Medication adherence	−0.092	0.014	−0.118	−0.065	−0.124	−0.070	< 0.001
Marital → Social support → Medication adherence	0.060	0.012	0.036	0.085	0.038	0.086	< 0.001
Marital → Social support → Health literacy → Medication adherence	0.026	0.005	0.016	0.036	0.018	0.038	< 0.001
Standardized total effect
Education level → Medication adherence	0.060	0.026	0.009	0.110	0.010	0.113	0.022
Social support → Medication adherence	0.253	0.032	0.191	0.315	0.183	0.328	< 0.001
Education level → Health literacy	0.221	0.026	0.171	0.271	0.168	0.273	< 0.001
Marital → Medication adherence	0.045	0.026	−0.006	0.096	−0.004	0.098	< 0.001
Age → Medication adherence	−0.133	0.030	−0.193	−0.074	−0.290	0.024	< 0.001

Standardized total effect refers to standardized direct effect plus standardized indirect effect