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Table 3 Prevalence of Substance Use in AN, AN-R, and AN-BP

From: The prevalence of substance use disorders and substance use in anorexia nervosa: a systematic review and meta-analysis

Prevalence

Substance Use

k

n

I2 **

95% CIs

Prevalence in AN

n for AN-R

Prevalence in AN-R

n for AN-BP

Prevalence in AN-BP

Alcohol

5

677

70.56%

0.22,0.36

29%

172

31%

156

43%

Amphetamines

3

326

 

0.01, 0.06

3%

N/A

N/A

N/A

N/A

Barbiturates

2

160

 

0.00, 0.05

2%

N/A

N/A

N/A

N/A

Caffeine

3

107

 

0.08, 0.73

37%

N/A

N/A

N/A

N/A

Cannabis

5

720

95.18%

0.03, 0.28

14%

283

16%

211

33%

Cocaine

3

326

 

0.00, 0.04

1%

111

0%

55

0%

Diazepam

1*

26

 

0.00, 0.20

4%

N/A

N/A

N/A

N/A

Hallucinogens

2

161

 

0.00, 0.02

0%

N/A

N/A

N/A

N/A

Heroin

1*

166

 

0.00, 0.02

0%

N/A

N/A

N/A

N/A

Inhalants

2

148

 

0.00, 0.04

1%

N/A

N/A

N/A

N/A

Opiates

3

521

 

0.00, 0.24

5%

111

1%

55

2%

Phencyclidine

1*

26

 

0.00, 0.13

0%

N/A

N/A

N/A

N/A

Quaaludes

1*

26

 

0.00, 0.20

4%

N/A

N/A

N/A

N/A

Stimulants

2

383

 

0.11, 0.18

14%

N/A

N/A

N/A

N/A

Tobacco

9

1352

90.64%

0.16, 0.34

25%

255

26%

788

32%

Tranquilizers

1*

134

 

0.00, 0.06

2%

N/A

N/A

N/A

N/A

Other Substance Use

1*

328

 

0.10, 0.18

14%

N/A

N/A

N/A

N/A

Substance Use Total

4

769

94.27%

0.08, 0.34

20%

111

5%

55

18%

  1. *not derived from meta-analysis data, ** I2 only derived when pooled meta-analysis included 4 or more studies
  2. AN anorexia nervosa; AN-BP anorexia nervosa binge-eating/purge type; AN-R anorexia nervosa restrictive type; CIs = confidence intervals; k amount of studies
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Journal of Eating Disorders

ISSN: 2050-2974