- Workplace violence exposure was positively associated with post-traumatic stress symptoms, which in turn were positively associated with increased burnout among fire-service paramedics.
- Social support moderated links between workplace violence, PTSS, and burnout, with significant moderated mediation, though some effects were sensitive to one influential observation.
- Resilience did not significantly moderate PTSS associations, its nominal interaction with burnout lost significance after correction; cross-sectional design warrants cautious interpretation and replication.
Healthcare (Basel). 2026 Oct 24;14(21):3607. doi: 10.3390/healthcare14213607.
ABSTRACT
Background/Objectives: This study examined the indirect association between workplace violence exposure and burnout through post-traumatic stress symptoms (PTSS) and the moderating roles of social support and resilience among South Korean fire-service-based paramedics. Methods: This analytical cross-sectional study included 210 paramedics in Busan, South Korea. Conditional process analyses were conducted using PROCESS Model 8, with social support and resilience examined in separate models. Results: Workplace violence exposure was positively associated with PTSS, which was positively associated with burnout. Conditional indirect associations were significant at the mean of each moderator. In the final sample (N = 210), social support moderated the associations of workplace violence exposure with PTSS (p = 0.002) and burnout (p = 0.015), and its index of moderated mediation was significant (-0.024, 95% bootstrap CI [-0.041, -0.009]). However, the social support interaction predicting PTSS and its index of moderated mediation were statistically significant only after excluding one influential observation (N = 210 vs. N = 211). The social support interaction predicting burnout remained significant in both samples. Resilience did not significantly moderate the PTSS association; its nominally significant interaction predicting burnout did not remain significant after Holm correction, and its index of moderated mediation was not significant. Conclusions: Social support may play a moderating role in the associations linking workplace violence exposure, PTSS, and burnout, although some findings were sensitive to the exclusion of one influential observation. These cross-sectional findings require cautious interpretation and further replication.
PMID:43028628 | DOI:10.3390/healthcare14213607
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