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Table 5 Importance of personality dimensions (BigFive)

From: Stress-induced hyperphagia: empirical characterization of stress-overeaters

Personality dimensions

Total sample

Mean (±sd)

Stress-overeater

Mean (±sd)

Stress-undereater

Mean (±sd)

Stress-insensitive eater

Mean (±sd)

Mean difference between groups

p-value*

Effect size

η2**

Agreeableness

3.2 (±0.8)

3.2 (±0.8)

3.2 (±0.7)

3.2 (±0.8)

0.83

 

Extraversion

3.2 (±0.1)

3.2 (±1.0)

3.2 (±1.0)

3.1 (±0.9)

0.30

 

Conscientiousness

3.1 (±0.5)

3.1 (±0.5)

3.1 (±0.5)

3.1 (±0.5)

0.48

 

Openness

2.8 (±0.6)

2.9 (±0.6)

2.9 (±0.6)

2.8 (±0.6)

0.13

 

Neuroticism

2.7 (±0.6)

2.7 (±0.6)

2.7 (±0.6)

2.5 (±0.7)

0.01

0.006

  1. Effect benchmarks: small (η2=0.02), medium (η2=0.13), large (η2=0.26) [31]
  2. *p-values were calculated applying the Kruskal–Wallis test
  3. ** η2 was only calculated for motives with sign. p-value