Social networking sites use and life satisfaction: a moderated mediation model of e-health literacy, fatigue, uncertainty, and stress

Pahlevan Sharif, Saeed; Naghavi, Navaz; Esmaeelinezhad, Osveh; She, Long; Allen, Kelly-Ann; Sharif-Nia, Hamid; Rahmatpour, Pardis

doi:10.1186/s40359-025-02769-y

Table 5 The results of structural model assessment

From: Social networking sites use and life satisfaction: a moderated mediation model of e-health literacy, fatigue, uncertainty, and stress

Paths	Standardized path coefficients	95% confidence interval
Paths	Standardized path coefficients	Lower bound	Upper bound
Total effect
SNS use → Life Satisfaction	− 0.091^*	− 0.158	− 0.018
Direct effects
SNS use → Fatigue due to SNS use	0.162^***	0.088	0.235
SNS use → Uncertainty^♦	0.112^**	0.041	0.183
SNS use → Stress	0.177^***	0.113	0.240
SNS use → Life satisfaction	− 0.004	− 0.071	0.067
Fatigue due to SNS use → Uncertainty^♦	0.129^**	0.050	0.197
Fatigue due to SNS use → Stress	0.412^***	0.349	0.474
Fatigue due to SNS use → Life satisfaction	0.118^**	0.034	0.200
Uncertainty^♦ → Stress	0.176^***	0.116	0.239
Uncertainty^♦ → Life satisfaction	0.029	− 0.042	0.099
Stress → Life satisfaction	− 0.413^***	− 0.497	− 0.331
E-health literacy → Fatigue due to SNS use	− 0.161^***	− 0.235	− 0.091
General SNS use * E-health literacy → Fatigue due to SNS use	− 0.099^*	− 0.177	− 0.027
Indirect effects
SNS use → Fatigue due to SNS use → Uncertainty^♦	0.021^**	0.004	0.046
SNS use → Fatigue due to SNS use → Uncertainty^♦ → Stress	0.003^**	0.001	0.011
SNS use → Fatigue due to SNS use → Uncertainty^♦ → Life Satisfaction	0.001	− 0.001	0.004
SNS use → Fatigue due to SNS use → Stress	0.066^***	0.031	0.111
SNS use → Fatigue due to SNS use → Life Satisfaction	0.019^**	0.002	0.047
SNS use → Fatigue due to SNS use → Stress → Life Satisfaction	− 0.028^***	− 0.015	− 0.037
SNS use → Uncertainty^♦ → Stress	0.020^**	0.005	0.044
SNS use → Uncertainty^♦ → Life Satisfaction	0.003	− 0.002	0.018
SNS use → Uncertainty^♦ → Stress → Life Satisfaction	− 0.008^**	− 0.002	− 0.014
SNS use → Stress → Life Satisfaction	− 0.073^***	− 0.056	− 0.079
Fatigue due to SNS use → Uncertainty^♦ → Stress	0.023^**	0.006	0.047
Fatigue due to SNS use → Uncertainty^♦ → Life Satisfaction	0.004	− 0.021	0.020
Fatigue due to SNS use → Stress → Life Satisfaction	− 0.170^**	− 0.173	− 0.157
Fatigue due to SNS use → Uncertainty^♦ → Stress→ Life Satisfaction	− 0.009^**	− 0.003	− 0.016
Uncertainty^♦ → Stress → Life Satisfaction	− 0.073^**	− 0.058	− 0.079
SNS use → Fatigue due to SNS use → Uncertainty^♦ → Stress → Life Satisfaction	− 0.002^**	− 0.004	− 0.001

^*p <0.05, ^**p <0.01, ^***p < 0.001; ^♦ Uncertainty about COVID-19 disease; The results controlled for age, education level, and employment in healthcare.

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ISSN: 2050-7283

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