scholarly journals Heart Rate Variability Reactivity Moderates the Indirect Link Between Child Maltreatment and Young Adult Alcohol Use Problems via Depressive Symptoms - Preprint

2020 ◽  
Author(s):  
Sihong Liu ◽  
Assaf Oshri ◽  
Erinn Duprey

Background and Objectives. Young adults with childhood maltreatment (CM) histories are particularly vulnerable to depressive symptoms and alcohol use problems. Research suggest that maltreated youth may misuse alcohol in part to alleviate depressive symptoms. However, many youths with depressive symptoms exercise self-control and abstain from heavy alcohol use. The present study aimed to examine the influence of heart rate variability reactivity (HRV-R), a psychophysiological biomarker of self-regulation, in the indirect link between CM and alcohol use problems via depressive symptoms among low socioeconomic-status rural young adults. Methods. Two waves of data were collected from a community sample of 225 low socioeconomic-status non-metropolitan young adults (Mage = 21.56, 52.9% female). HRV data were obtained with an electrocardiogram during a social stress task. CM was assessed through the Childhood Trauma Questionnaire. Alcohol use problems were measured using the Alcohol Use Disorders Identification Test. Results. The indirect effect of CM on alcohol use problems via elevated depressive symptoms was positive and significant (α*β = .159, p < .001). Self-regulation indicated by high HRV-R (i.e., vagal withdrawal) was found to significantly buffer the link between depressive symptoms and alcohol use problems (β = .193, p = .022). Discussion and Conclusions. Adequate self-regulation capacities can protect maltreated youths from self-medicating alcohol use problems. Scientific Significance. This study will advance researchers’ understanding of the development of alcohol use problems through unwrapping the risk and protective mechanisms underlying the association between young adults’ early life stress and alcohol use behaviors.

2020 ◽  
Author(s):  
Sihong Liu ◽  
Assaf Oshri ◽  
Erinn Duprey

Background and Objectives. Young adults with childhood maltreatment (CM) histories are particularly vulnerable to depressive symptoms and alcohol use problems. Research suggest that maltreated youth may misuse alcohol in part to alleviate depressive symptoms. However, many youths with depressive symptoms exercise self-control and abstain from heavy alcohol use. The present study aimed to examine the influence of heart rate variability reactivity (HRV-R), a psychophysiological biomarker of self-regulation, in the indirect link between CM and alcohol use problems via depressive symptoms among low socioeconomic-status rural young adults. Methods. Two waves of data were collected from a community sample of 225 low socioeconomic-status non-metropolitan young adults (Mage = 21.56, 52.9% female). HRV data were obtained with an electrocardiogram during a social stress task. CM was assessed through the Childhood Trauma Questionnaire. Alcohol use problems were measured using the Alcohol Use Disorders Identification Test. Results. The indirect effect of CM on alcohol use problems via elevated depressive symptoms was positive and significant (α*β = .159, p < .001). Self-regulation indicated by high HRV-R (i.e., vagal withdrawal) was found to significantly buffer the link between depressive symptoms and alcohol use problems (β = .193, p = .022). Discussion and Conclusions. Adequate self-regulation capacities can protect maltreated youths from self-medicating alcohol use problems. Scientific Significance. This study will advance researchers’ understanding of the development of alcohol use problems through unwrapping the risk and protective mechanisms underlying the association between young adults’ early life stress and alcohol use behaviors.


Author(s):  
CECÍLIA SILVA PEREIRA ◽  
LILIANA APARECIDA PIMENTA DE BARROS ◽  
MARIA HELENA MONTEIRO DE BARROS MIOTTO ◽  
DANIELLE RESENDE CAMISASCA

Author(s):  
Yong Cui ◽  
Wei Zheng ◽  
Mark Steinwandel ◽  
Hui Cai ◽  
Maureen Sanderson ◽  
...  

Abstract Depression is a leading cause of disability in the United States, but its impact on mortality among racially diverse, low-socioeconomic populations is largely unknown. Using data from the Southern Community Cohort Study, 2002-2015, we prospectively evaluated the associations of depressive symptoms with all-cause and cause-specific mortality in 67,781 black (72.3%) and white (27.7%) adults, predominantly with a low-socioeconomic status. Baseline depressive symptoms were assessed using the ten-item Center for Epidemiological Studies Depression Scale. The median follow-up time was 10.0 years. Multivariate Cox regression was used to estimate hazard ratios (HRs) and 95% confidence intervals (CIs) for mortality in association with depressive symptoms. Mild/moderate/severe depressive symptoms were associated with increased all-cause (HR=1.12, 95%CI: 1.03-1.22; HR=1.17, 95%CI: 1.06-1.29; HR=1.15, 95%CI: 1.03-1.28, respectively) and cardiovascular disease mortality (HR=1.23, 95%CI: 1.05-1.44; HR=1.18, 95%CI: 0.98-1.42; HR=1.43, 95%CI: 1.17-1.75, respectively) in whites but not in blacks (Pinteraction< 0.001, for both). Mild/moderate/severe depressive symptoms were associated with increased external cause mortality in both races (HR=1.24, 95%CI: 1.05-1.46; HR=1.31, 95%CI: 1.06-1.61; HR=1.42, 95%CI: 1.11-1.81, respectively; for all subjects, Pinteraction=0.48). No association was observed for cancer mortality. Our study showed that depression-mortality associations differed by race and cause of death in individuals with a low-socioeconomic status.


Birth ◽  
1999 ◽  
Vol 26 (3) ◽  
pp. 157-163 ◽  
Author(s):  
Louise Seguin ◽  
Louise Potvin ◽  
Michele St-Denis ◽  
Jacinthe Loiselle

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