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Table 3 Unadjusted comparisons between probable muscle dysmorphia and MDDI and DMS scores

From: Prevalence and correlates of muscle dysmorphia in a sample of boys and men in Canada and the United States

 

No MD

n = 1,447

MD

n = 41

pa

d

t

M (SD)

M (SD)

MDDI Scores

     

 Drive for Size

12.5 (4.9)

22.5 (1.4)

< 0.001

2.8

-38.9

 Appearance Intolerance

11.6 (4.5)

12.0 (3.1)

0.533

0.1

-0.9

 Functional Impairment

7.3 (3.6)

10.8 (4.5)

< 0.001

0.9

-5.0

 Total

31.4 (8.7)

45.3 (5.5)

< 0.001

1.9

-15.6

DMS Score

43.0 (14.5)

65.8 (10.7)

< 0.001

1.8

-13.3

  1. a Statistical significance was determined using Welch’s t-tests given unequal variances
  2. Boldface indicates statistical significance at p <.05.
  3. MD = Muscle dysmorphia; M = Mean; SD = Standard deviation; MDDI = Muscle Dysmorphic Disorder Inventory; DMS = Drive for Muscularity Scale
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Journal of Eating Disorders

ISSN: 2050-2974