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Table 2 Prevalence of DSM IV disorders

From: Prevalence and age-of-onset distributions of DSM IV mental disorders and their severity among school going Omani adolescents and youths: WMH-CIDI findings

 

Total prevalence

Age groups

  
 

12 month

Lifetime

14-16

17-18

19-23

ChiSq +

P &

 

N

%

(SE)

N

%

(SE)

%

(SE)

%

(SE)

%

(SE)

  

Anxiety Disorders

         

Panic disorder*

2

0.1

(0.1)

2

0.1

(0.1)

0.0

(0.0)

0.2

(0.1)

0.0

(0.0)

2.0

0.368

GAD with hierarchy*

3

0.2

(0.1)

5

0.3

(0.1)

0.4

(0.3)

0.3

(0.2)

0.0

(0.0)

4.8

0.090

Social phobia*

81

4.5

(0.5)

27

1.6

(0.3)

2.1

(0.6)

1.5

(0.4)

1.3

(0.7)

0.8

0.678

Specific phobia*

22

1.3

(0.3)

102

5.8

(0.6)

4.4

(0.9)

7.0

(0.9)

4.5

(1.2)

5.0

0.081

Agoraphobia without panic*

18

1.0

(0.2)

25

1.5

(0.3)

1.4

(0.6)

2.0

(0.5)

0.3

(0.3)

8.8

0.013

PTSD **

5

0.4

(0.2)

7

0.5

(0.2)

0.0

(0.0)

0.8

(0.4)

0.5

(0.4)

4.7

0.096

SAD/ASA **

3

0.6

(0.5)

16

3.0

(1.0)

0.2

(0.2)

5.3

(1.8)

0.3

(0.3)

7.3

0.027

Any Anxiety disorder @

54

5.6

(1.1)

79

9.0

(1.4)

5.9

(1.8)

11.3

(2.2)

7.4

(2.6)

3.5

0.171

Mood disorders

         

MDD with hierarchy*

37

2.2

(0.4)

49

3.0

(0.4)

2.1

(0.6)

2.9

(0.6)

5.0

(1.5)

3.6

0.170

Dysthymia with hierarchy*

5

0.4

(0.2)

5

0.4

(0.2)

0.2

(0.2)

0.5

(0.3)

0.4

(0.4)

0.9

0.643

Bipolar-broad*

nc^

nc

17

1.0

(0.3)

0.5

(0.3)

1.3

(0.4)

1.0

(0.6)

2.5

0.289

Bipolar I/II/Sub threshold*

13

0.9

(0.3)

nc

nc

nc

nc

nc

nc

nc

Any Mood disorder*

53

3.3

(0.5)

69

4.3

(0.5)

2.6

(0.7)

4.6

(0.8)

6.4

(1.6)

6.7

0.035

Impulse control disorders

         

Conduct disorder**

2

0.2

(0.1)

2

0.2

(0.1)

0.1

(0.1)

0.1

(0.1)

0.8

(0.8)

1.8

0.406

ADHD**

3

0.1

(0.1)

4

0.2

(0.1)

0.0

(0.0)

0.2

(0.1)

0.3

(0.3)

3.7

0.162

IED with hierarchy*

24

1.5

(0.3)

31

1.9

(0.3)

2.5

(0.7)

1.5

(0.4)

2.0

(0.9)

1.5

0.472

Any Impulse control disorder**

21

3.1

(1.0)

25

3.5

(1.0)

5.9

(2.8)

2.0 (0.8)

4.4

(2.1)

2.7

0.263

  1. *Part 1 sample, prevalence calculated using part 1 weights.
  2. **Part 2 sample, prevalence calculated using part 2 weights.
  3. @12 month prevalence (Part 1 weights); lifetime prevalence (Part 2 weights)
  4. & P value is for lifetime prevalence
  5. + Degree of freedom is 2
  6. ^ nc = not calculated