Abstract
Background: Experimental studies have investigated the effects of physical, psychological and pharmacological stressors (that induce state anxiety) on alcohol outcomes. However, no study has investigated the effects of state anxiety on alcohol outcomes, and the moderating role of drinking to cope (DTC) motives, using the 7.5% carbon dioxide (CO2) challenge.
Aims: We aimed to investigate the relationships between state anxiety and alcohol-related outcomes (primarily alcohol choice). We also explored whether DTC motives moderated these relationships.
Methods: We conducted two experiments using the 7.5% CO2 challenge (Studies 1 and 2) and an observational study (Study 3) (ns = 42, 60 and 219, respectively), to triangulate findings.
Results: In Study 1, experimentally induced state anxiety increased alcohol choice (p <.001, ηp2 =.29). This finding was replicated in Study 2, but the effect was weaker (p =.076, ηp2 =.06). Furthermore, DTC moderated the effect (p =.013, ηp2 =.11). However, in Study 3 there was no clear evidence of an association between naturally occurring state anxiety and alcohol choice (b = 0.05, p =.655), or a moderating role of DTC (b = 0.01, p =.852).
Conclusions: Experimentally induced, but not naturally occurring, state anxiety increases alcohol choice, although state anxiety levels were lower in the non-manipulated sample.
| Original language | English |
|---|---|
| Pages (from-to) | 1237-1249 |
| Number of pages | 13 |
| Journal | Journal of Psychopharmacology |
| Volume | 34 |
| Issue number | 11 |
| DOIs | |
| Publication status | Published - 1 Nov 2020 |
Funding
The authors disclosed receipt of the following financial support for the research, authorship, and/or publication of this article: This work was supported by the MRC Addiction Research Clinical Training Programme (MARC), the Medical Research Council Integrative Epidemiology Unit (MRC IEU) at the University of Bristol (MC_UU_00011/7), and the NIHR Biomedical Research Centre at University Hospitals Bristol NHS Foundation Trust and the University of Bristol. The views expressed in this publication are those of the authors and not necessarily those of the NHS, the National Institute for Health Research or the Department of Health and Social Care.
UN SDGs
This output contributes to the following UN Sustainable Development Goals (SDGs)
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SDG 3 Good Health and Well-being
Keywords
- 7.5% carbon dioxide
- 7.5% CO
- alcohol choice
- alcohol craving
- alcohol use
- cognitive bias
- drinking motives
- drinking to cope
- State anxiety
ASJC Scopus subject areas
- Pharmacology
- Psychiatry and Mental health
- Pharmacology (medical)
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