CORRECTION article

Front. Psychol., 20 September 2018

Sec. Eating Behavior

Volume 9 - 2018 | https://doi.org/10.3389/fpsyg.2018.01597

Corrigendum: The Role of Personality Traits in Young Adult Fruit and Vegetable Consumption

  • 1. Department of Psychology, University of Otago, Dunedin, New Zealand

  • 2. Department of Psychological Medicine, University of Auckland, Auckland, New Zealand

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In the original article, there was a mistake in Table 1 and Table 3 as published. The statistics for Openness and Conscientiousness were incorrect in Study 2 due to a coding error, which incorrectly labeled Openness as Conscientiousness and vice versa. The corrected Table 1 and Table 3 appear below. In addition corrections have been made in the following places:

Table 1

MeanSDMinimumMaximumn (%)
SAMPLE 1
N281
Male128 (45.6%)
Female153 (54.4%)
% European83.6%
Age (years)19.901.2417.0025.00
BMIa23.783.4716.1837.78
Neuroticism2.800.731.254.50
Extraversion3.510.501.584.83
Openness3.490.502.174.83
Conscientiousness3.320.601.754.83
Agreeableness3.590.472.174.75
Fruit/day1.701.080.005.73
Vegetables/day2.511.070.205.76
Chips/day0.450.570.005.77
Cookies/day0.400.420.002.22
SAMPLE 2
N792
Male217 (27.4%)
Female575 (72.6%)
% European77.5%
Age (years)19.731.7317.0025.00
BMIb23.994.5213.4357.24
Neuroticism2.910.721.084.83
Extraversion3.510.521.504.83
Openness3.460.532.084.75
Conscientiousness3.490.611.254.92
Agreeableness3.740.502.254.83
Fruit/day2.081.290.007.00
Vegetables/day2.761.380.007.70
Fries/day0.560.600.004.08
Candy/day1.270.940.006.30

Participant characteristics and descriptive statistics for the two samples of young adults.

BMI, body mass index.

a

BMI computed from self-reported height and weight.

b

BMI computed from objectively measured height and weight. Food consumption variables expressed in standard serving sizes.

Table 3

FruitVegetablesFriesCandy
MODEL 1
Intercept1.83 (0.10)***2.34 (0.11)***0.82 (0.05)***0.96 (0.07)***
Gender0.15 (0.10)0.36 (0.11)**−0.27 (0.05)***0.36 (0.07)***
Age−0.08 (0.03)**−0.06 (0.03)*−0.01 (0.01)−0.02 (0.02)
BMI−0.01 (0.01)−0.01 (0.01)0.00 (0.00)0.01 (0.01)
Recruitment0.34 (0.10)**0.38 (0.11)***−0.16 (0.05)**0.13 (0.07)*
R-square Δ (df 1,2)0.02 (4,787)**0.03 (4,787)***0.06 (4,787)***0.03 (4,787)***
MODEL 2
Intercept1.84 (0.10)***2.37 (0.11)***0.79 (0.05)***0.90 (0.08)***
Gender0.14 (0.11)0.33 (0.11)**−0.23 (0.05)***0.42 (0.08)***
Age−0.09 (0.03)**−0.07 (0.03)*−0.01 (0.01)−0.02 (0.02)
BMI0.00 (0.01)0.00 (0.01)0.00 (0.00)0.00 (0.01)
Recruitment0.33 (0.10)**0.35 (0.10)**−0.14 (0.05)**0.15 (0.07)*
Neuroticism0.02 (0.05)−0.02 (0.06)0.02 (0.02)0.01 (0.04)
Extraversion0.26 (0.05)***0.20 (0.05)***0.04 (0.02)*0.02 (0.04)
Openness0.13 (0.05)**0.18 (0.05)***−0.03 (0.02)0.00 (0.03)
Conscientiousness0.11 (0.05)*0.19 (0.05)***−0.08 (0.02)***−0.08 (0.04)*
Agreeableness−0.06 (0.05)0.00 (0.05)−0.08 (0.02)**−0.12 (0.04)**
R–square Δ (df 1,2)0.05 (5,782)***0.06 (5,782)***0.03 (5,782)***0.02 (5,782)**
MODEL 3
Intercept1.84 (0.11)***2.31 (0.12)***0.85 (0.05)***0.91 (0.08)***
Gender0.14 (0.11)0.39 (0.12)**−0.29 (0.05)***0.41 (0.08)***
Age−0.09 (0.03)**−0.07 (0.03)*−0.01 (0.01)−0.02 (0.02)
BMI−0.01 (0.01)0.00 (0.01)0.00 (0.00)0.00 (0.01)
Recruitment0.33 (0.10)**0.34 (0.10)**−0.13 (0.05)**0.16 (0.07)*
Neuroticism0.00 (0.10)−0.18 (0.10)*0.14 (0.05)**0.02 (0.07)
Extraversion0.38 (0.10)***0.13 (0.10)0.08 (0.05)*−0.04 (0.07)
Openness0.10 (0.09)0.16 (0.09)*−0.01 (0.04)0.04 (0.07)
Conscientiousness0.10 (0.09)0.14 (0.10)−0.01 (0.04)0.05 (0.07)
Agreeableness−0.09 (0.09)−0.02 (0.09)−0.02 (0.04)−0.12 (0.07)*
Gender x Neuro0.03 (0.12)0.22 (0.12)*−0.17 (0.05)**−0.01 (0.09)
Gender x Extra−0.18 (0.12)0.09 (0.12)−0.05 (0.05)0.08 (0.09)
Gender x Open0.04 (0.10)0.03 (0.11)−0.03 (0.05)−0.06 (0.08)
Gender x Consc−0.01 (0.11)0.07 (0.11)−0.09 (0.05)*−0.18 (0.08)*
Gender x Agree0.04 (0.11)0.04 (0.11)−0.08 (0.05)0.02 (0.08)
R-square Δ (df 1,2)0.01 (5,777)0.00 (5,777)0.02 (5,777)*0.07 (5,777)

Results of hierarchical regression analyses predicting young adults' fruit and vegetable consumption and unhealthy foods in Sample 2 (N = 792).

BMI, body mass index. Δ, change. Numbers reflect unstandardized regression coefficients (with standard errors). Gender was uncentered (0 = men, 1 = women). Age and BMI were centered. Recruitment was uncentered (0 = Psychology classes; 1 = other). Neuroticism, Extraversion, Openness, Conscientiousness, and Agreeableness were standardized. The intercept reflects the average number of daily servings for men recruited from psychology classes at mean levels on the other predictor variables.

*

p < 0.10;

*

p < 0.05;

**

p < 0.01;

***

p < 0.001.

  • Methods, Data Preparation and Analysis, Paragraph 1

  • Results, Regression Results, Paragraphs 1 and 2

  • Results, Regression Results, Paragraphs 4 and 5

  • Discussion, Paragraph 1

  • Discussion, Paragraph 7

Methods, Data Preparation and Analysis, Paragraph 1

Excluded participants in Sample 2 were more likely to be male [χ2(1, N=827) = 7.41, p = 0.007], and score lower in conscientiousness [3.1 vs. 3.5; t(825) = −3.58, p < 0.001] and agreeableness [3.5 vs. 3.7; t(825) = −3.35, p = 0.001] than included participants.

Results, Regression Results, Paragraphs 1 and 2

In terms of serving sizes, young adults one standard deviation above the mean (+ 1 SD) in openness ate 0.26 and 0.26 more daily servings of fruit (Sample 1 and 2, respectively) and 0.38 and 0.36 more daily servings of vegetables (Sample 1 and 2, respectively) compared to participants one standard deviation below the mean (−1 SD) in openness.

Young adults + 1 SD above the mean in conscientiousness ate 0.22 more daily servings of fruit and 0.38 more daily servings of vegetables compared to participants −1 SD below the mean on conscientiousness.

Results, Regression Results, Paragraphs 4 and 5

The patterns for unhealthy foods were different and less consistent than the patterns for FV consumption. In Sample 1, openness predicted less consumption of potato chips. In Sample 2, conscientiousness and agreeableness predicted less consumption of fries and candy.

Neuroticism was associated with greater consumption of fries in men [b(SE) = 0.14 (0.05), t = 3.08, p = 0.002], but not in women [b(SE) = −0.03 (0.040), t = −1.04, p = 0.297], and conscientiousness was associated with less candy consumption in women [b(SE) = −0.13 (0.05), t = −2.907, p = 0.004] but not in men [b(SE) = 0.05 (0.06), t = 0.79, p = 0.429].

Discussion, Paragraph 1

These findings were specific to fruit and vegetables and mostly did not extend to unhealthy foods such as potato chips, French fries, and candy, although openness was associated with less consumption of potato chips in Sample 1.

Discussion, Paragraph 7

In fact, gender only moderated two out of 40 relationships tested (5 personality traits x 4 foods x 2 samples)—the association between neuroticism and fries (in men, higher neuroticism corresponded with more fries consumption) and the association between conscientiousness and candy (in women, higher conscientiousness corresponded with less candy consumption). Given the large number of moderation tests performed, we do not put too much weight on these two findings.

The authors apologize for this error and state that this does not change the scientific conclusions of the article in any substantive way.

The original article has been updated.

Statements

Conflict of interest

The authors declare that the research was conducted in the absence of any commercial or financial relationships that could be construed as a potential conflict of interest.

Summary

Keywords

personality, Mediterranean diet, health behaviors, daily diary methods, diet, young adult

Citation

Conner TS, Thompson LM, Knight RL, Flett JAM, Richardson AC and Brookie KL (2018) Corrigendum: The Role of Personality Traits in Young Adult Fruit and Vegetable Consumption. Front. Psychol. 9:1597. doi: 10.3389/fpsyg.2018.01597

Received

17 July 2018

Accepted

10 August 2018

Published

20 September 2018

Volume

9 - 2018

Edited and reviewed by

Caroline Braet, Ghent University, Belgium

Updates

Copyright

*Correspondence: Tamlin S. Conner

This article was submitted to Eating Behavior, a section of the journal Frontiers in Psychology

Disclaimer

All claims expressed in this article are solely those of the authors and do not necessarily represent those of their affiliated organizations, or those of the publisher, the editors and the reviewers. Any product that may be evaluated in this article or claim that may be made by its manufacturer is not guaranteed or endorsed by the publisher.

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