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Original Research

Effort-Reward Imbalance, Resilience and Perceived Organizational Support: A Moderated Mediation Model of Fatigue in Chinese Nurses

ORCID Icon, , , &
Pages 893-901 | Published online: 27 Jul 2020
 

Abstract

Purpose

Fatigue undermines nurses’ well-being and work performance worldwide. Work stress is a critical factor that causes nurses’ fatigue, but the solutions are not well known. This study aimed to identify the moderated mediation model of fatigue involving effort-reward imbalance (ERI), resilience and perceived organizational support (POS) in Chinese nurses.

Methods

In a cross-sectional investigation conducted in Liaoning Province of China, 996 nurses completed the self-administered measurements of fatigue, ERI, resilience and POS. Moderated mediation was tested using the PROCESS procedure. The “pick-a-point” method was adopted to assess conditional effect on fatigue.

Results

The indirect effect of ERI on fatigue through resilience was significant (a×b = 0.119, BCa 95% CI: 0.094 to 0.146), indicating a partial mediation of resilience. POS moderated the association of resilience with fatigue (β = −0.056, p = 0.006). The higher the level of POS was, the stronger the resilience-fatigue association became. Thus, the mediating role of resilience in the ERI-fatigue association was gradually increased with the increase of POS level (low POS: 0.073; moderate POS: 0.095; high POS: 0.116).

Conclusion

Resilience could partially mediate the ERI-fatigue association. POS could act as a moderator that enhanced the association of resilience with fatigue. A moderated mediation model of fatigue was demonstrated in Chinese nurses. Managers should establish a balanced social reciprocity, and improve nurses’ resilience and POS in order to decrease nurses’ fatigue.

Disclosure

The authors report no conflicts of interest in this work.

Additional information

Funding

This study was supported by the National Natural Science Foundation of China (No. 71673300, Hui Wu). The authors would like to thank all of the nurses who voluntarily participated in this study.