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Table 2 Main diagnosis, axis II disorders, and comorbidities

From: Eating disorders among patients incarcerated only for repeated shoplifting: a retrospective quasi-case-control study in a medical prison in Japan

 

Shoplifting (S) Group (n = 41)

Drug-offense (D) Group (n = 14)

Control (C) Group (n = 34)

TS

P

 

n(%)

n(%)

n(%)

  

Axis I

   

[χ 2-test for S, D]

 

ANR: restricting-type anorexia nervosa

12 (29)

0

-

-*

0.022

ANBP: binge–purge anorexia nervosa

29 (71)

14 (100)

-

-

-

Past bulimia nervosa history

7 (17)

9 (64)

-

9.1

0.003

Schizophrenia

0

0

13 (38)

-

-

Mood disorder

15 (37)

9 (64)

1 (3)

2.2

0.14

Stimulant psychosis

0

9 (64)

9 (21)

*

<0.001

Reaction psychosis

5 (12)

2 (14)

6 (18)

*

0.79

Pervasive developmental disorders

0

0

2 (6)

-

-

Mental retardation

0

0

2 (6)

-

-

Obsessive–compulsive disorder

13 (32a)

0b

1 (3b)

*

0.04

Other anxiety disorders

9 (22)

2 (14)

0

*

0.82

Somatoform disorder

3 (7)

1 (7)

3 (9)

*

0.57

Impulse control disorder not elsewhere classified

1 (Kleptomania)

1 (Pyromania)

0

-

-

Axis II

   

[χ 2-test for 3 groups]

 

Borderline personality disorders (PD)

4 (10a)

9 (64b)

13 (33c)

14.3

<0.001

Antisocial PD

0 (0a)

4 (29b)

7 (21b)

8.2

0.017

Obsessive compulsive PD

8 (20a)

0b

0b

7.2

0.027

  1. Significance level: p < 0.05.
  2. Statistical tests used were the χ 2 test, Yates exact test, or Fisher’s exact test for dichotomous variables. Post-hoc analyses for significant differences (χ 2 test: p < 0.05) are indicated by superscript letters “a” and “b.” Groups sharing a letter did not significantly differ. Degree of freedom: χ 2 test for all three groups, 2; χ 2 test for two groups, 1. *Data could not be detected from Fisher’s exact probability.