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Table 3 Distribution of means, standard deviations, medians, interquartile ranges, and percentile ranks for the Muscle Dysmorphic Disorder Inventory (MDDI) among gender-expansive people, transgender men, and transgender women from The PRIDE Study

From: Community norms of the Muscle Dysmorphic Disorder Inventory (MDDI) among gender minority populations

 

Gender-Expansive People (N = 1023)

Transgender Men (N = 326)

Transgender Women (N = 177)

 

MDDI DFS

MDDI AI

MDDI FI

MDDI Total

MDDI DFS

MDDI AI

MDDI FI

MDDI Total

MDDI DFS

MDDI AI

MDDI FI

MDDI Total

M (SD)

8.3 (3.9)

12.8 (4.0)

6.1 (3.1)

27.2 (6.7)

10.7 (4.5)

13.2 (4.0)

6.6 (3.3)

30.5 (7.5)

6.1 (2.2)

13.0 (4.0)

5.5 (2.6)

24.6 (5.7)

Range

5–24

4–20

4–20

13–56

5–25

4–20

4–20

13–57

5–22

4–20

4–16

14–43

Percentile rank

 5

5.0

6.0

4.0

17.0

5.0

6.0

4.0

20.0

5.0

6.0

4.0

16.0

 10

5.0

7.0

4.0

19.0

5.0

7.5

4.0

22.0

5.0

7.0

4.0

18.0

 15

5.0

8.0

4.0

20.0

6.0

9.0

4.0

23.0

5.0

9.0

4.0

19.0

 20

5.0

9.0

4.0

21.0

7.0

10.0

4.0

25.0

5.0

10.0

4.0

20.0

 25

5.0

10.0

4.0

22.0

7.0

10.3

4.0

25.0

5.0

10.0

4.0

21.0

 30

5.0

11.0

4.0

23.0

8.0

11.0

4.0

26.0

5.0

11.0

4.0

21.0

 35

6.0

11.0

4.0

24.0

8.0

12.0

4.0

27.0

5.0

11.0

4.0

22.0

 40

6.0

12.0

4.0

25.0

9.0

12.0

4.0

28.0

5.0

11.4

4.0

22.4

 45

7.0

12.0

4.0

26.0

9.0

13.0

4.3

29.0

5.0

12.0

4.0

23.0

 50

7.0

13.0

4.0

27.0

10.0

13.0

5.0

30.0

5.0

13.0

4.0

24.0

 55

8.0

14.0

5.0

27.0

11.0

14.0

6.0

31.0

5.0

13.0

4.0

25.0

 60

8.0

14.0

5.0

28.0

12.0

14.0

6.0

31.0

5.0

14.0

4.0

25.6

 65

9.0

15.0

6.0

29.0

12.0

15.0

7.0

33.0

6.0

15.0

5.0

26.0

 70

9.0

15.0

7.0

30.0

12.0

16.0

8.0

33.5

6.0

15.2

5.0

27.0

 75

10.0

16.0

8.0

31.0

13.0

17.0

8.0

35.0

7.0

16.0

6.0

28.0

 80

11.0

17.0

8.0

32.0

14.0

17.0

9.0

36.0

7.0

17.0

6.8

29.0

 85

12.0

17.0

9.0

34.0

15.0

18.0

10.0

38.0

8.0

18.0

8.0

31.0

 90

14.0

18.0

11.0

37.0

17.5

18.0

11.0

41.0

8.0

18.4

9.4

31.4

 95

16.0

19.0

13.0

39.0

20.0

19

13.0

44.8

9.0

19.0

12.0

34.2

 99

21.0

20.0

16.0

45.0

23.8

20.0

17.8

48.8

15.2

20.0

16.0

40.2

  1. MDDI Muscle Dysmorphic Disorder Inventory, MDDI DFS MDDI Drive for Size subscale, MDDI AI MDDI Appearance Intolerance subscale, MDDI FI MDDI Functional Impairment subscale, M Mean, SD standard deviation