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Table 2 TFEQ-R18 -scores (mean, sd) in the weight categories of underweight (I), normal weight (II), overweight (III) and obese (IV).

From: Three factor eating questionnaire-R18 as a measure of cognitive restraint, uncontrolled eating and emotional eating in a sample of young Finnish females

  I
BMI
< 18.5
n = 181
II
BMI
18.5–24.9
n = 2 074
III
BMI
25.0–29.9
n = 469
IV
BMI ≥ 30.0
n = 154
p-value† Pairwise comparisons
Cognitive
Restraint
19.5 (18.2) 33.7 (18.7) 41.2 (15.7) 42.6 (15.2) <0.001 I vs II**
I vs III**
I vs IV**
II vs III**
II vs IV**
III vs IVns
Uncontrolled
Eating
30.7 (16.9) 32.3 (17.0) 33.3 (17.3) 35.4 (15.8) 0.05 All pairwise
comparisons NS
Emotional
Eating
22.5 (22.2) 30.3 (25.7) 37.6 (28.8) 46.6 (28.7) <0.001 I vs II**
I vs III**
I vs IV**
II vs III**
II vs IV**
III vs IV*
  1. Cognitive Restraint, Uncontrolled Eating and Emotional Eating each get scores from 0 to 100, with higher values indicating more of the behaviour. (N = 2 878)
  2. † = One way ANOVA, * = p < .05, ** = p < .001