The Moderating Role of Dietary Quality and Dietary Fibre Intake on the Mood Effects of Positive Expressive Writing: A Pilot Study
Abstract
:1. Introduction
2. Materials and Methods
2.1. Participants
2.2. Materials
2.2.1. Positive and Negative Affect Schedule (PANAS) [29]
2.2.2. Dietary Fibre Intake Food Frequency Questionnaire (DFI-FFQ) [31]
2.2.3. Short-Form Food Frequency Questionnaire (SFFFQ) [33]
2.2.4. Linguistic Inquiry and Word Count (LIWC) Software [37]
2.3. Procedure
2.4. Design and Analysis
3. Results
3.1. Baseline Data
3.2. Manipulation Check
3.3. Positive Affect
3.4. Negative Affect
4. Discussion
5. Conclusions
Author Contributions
Funding
Institutional Review Board Statement
Informed Consent Statement
Data Availability Statement
Conflicts of Interest
References
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Variable | Whole Sample | Positive Writing | Neutral Writing | p | |||
---|---|---|---|---|---|---|---|
M | SD | M | SD | M | SD | ||
Positive Affect | 29.0 | 5.9 | 27.5 | 5.4 | 30.0 | 6.2 | 0.22 |
Negative Affect | 16.6 | 6.3 | 17.4 | 7.8 | 16.1 | 5.2 | 0.54 |
Fruits | 1.9 | 0.6 | 1.9 | 0.6 | 1.9 | 0.6 | 0.94 |
Vegetables | 1.7 | 0.8 | 1.6 | 0.7 | 1.7 | 0.8 | 0.72 |
Oily Fish | 1.8 | 0.6 | 1.7 | 0.7 | 1.8 | 0.6 | 0.61 |
Fat | 2.5 | 0.6 | 2.5 | 0.7 | 2.6 | 0.5 | 0.82 |
NMES | 2.7 | 0.6 | 2.8 | 0.6 | 2.6 | 0.6 | 0.53 |
Overall Dietary Quality | 10.6 | 1.5 | 10.7 | 1.2 | 10.6 | 1.7 | 0.84 |
Dietary Fibre Intake FFQ score | 28.3 | 6.5 | 27.3 | 6.7 | 28.9 | 6.5 | 0.48 |
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Levová, L.; Smith, M.A. The Moderating Role of Dietary Quality and Dietary Fibre Intake on the Mood Effects of Positive Expressive Writing: A Pilot Study. Nutrients 2024, 16, 2875. https://doi.org/10.3390/nu16172875
Levová L, Smith MA. The Moderating Role of Dietary Quality and Dietary Fibre Intake on the Mood Effects of Positive Expressive Writing: A Pilot Study. Nutrients. 2024; 16(17):2875. https://doi.org/10.3390/nu16172875
Chicago/Turabian StyleLevová, Lucie, and Michael A. Smith. 2024. "The Moderating Role of Dietary Quality and Dietary Fibre Intake on the Mood Effects of Positive Expressive Writing: A Pilot Study" Nutrients 16, no. 17: 2875. https://doi.org/10.3390/nu16172875