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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