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Table 1 Proportions of the studied subjects meeting PTSD symptom criteria and diagnoses

From: An evaluation of ICD-11 posttraumatic stress disorder criteria in two samples of adolescents and young adults exposed to mass shootings: factor analysis and comparisons to ICD-10 and DSM-IV

 

DSM-IV

ICD-10

Three-factor ICD-11

Two-factor ICD-11

 

n (%)

n (%)

n (%)

n (%)

Stressor criterion A

    

 A1. Traumatic event

228 (100.0)

228 (100.0)

228 (100.0)

228 (100.0)

 A2. Emotional response

186 (81.6)

   

Re-experiencing criterion B

    

 B1. Distressing recollections

133 (58.3)

133 (58.3)

  

 B2. Distressing dreams

117 (51.3)

117 (51.3)

117 (51.3)

117 (51.3)

 B3. Sense or reliving, illusions, hallucinations, or dissociative flashbacks

52 (22.8)

   

 (B3.) Dissociative flashbacks only

 

44 (19.3)

44 (19.3)

44 (19.3)

 B4. Psychological reactivity

89 (39.0)

89 (39.0)

  

 B5. Physiological reactivity

62 (27.2)

   

Avoidance criterion C

    

 C1. Avoiding internal reminders

90 (39.5)

90 (39.5)

90 (39.5)

90 (39.5)

 C2. Avoiding external reminders

55 (24.1)

55 (24.1)

55 (24.1)

55 (24.1)

 C3. Specific amnesia

39 (17.1)

39 (17.1)

  

 C4. Diminished interest

48 (21.1)

   

 C5. Detachment

26 (11.4)

   

 C6. Restricted affect

45 (19.7)

   

 C7. Foreshortened future

17 (7.5)

   

Hyperarousal criterion D

    

 D1. Difficulty sleeping

107 (46.9)

107 (46.9)

  

 D2. Irritability

64 (28.1)

64 (28.1)

  

 D3. Difficulty concentrating

96 (42.1)

96 (42.1)

  

 D4. Hypervigilance

88 (38.6)

88 (38.6)

88 (38.6)

88 (38.6)

 D5. Exaggerated startle response

106 (46.5)

106 (46.5)

106 (46.5)

106 (46.5)

Criterion fulfilled

    

 Exposure and symptom criteria positive

52 (22.8)

85 (37.3)

66 (28.9)

74 (32.5)

 Exposure and symptom criteria positive with positive impairment criteria

43 (18.9)

62 (27.2)

51 (22.4)

56 (24.6)

  1. DSM-IV diagnosis requires stressor criterion A1 and A2 as well as 1/5 of re-experiencing symptoms, 3/7 avoidance symptoms, 2/5 hyperarousal symptoms, and impairment. ICD-10 diagnosis requires stressor criterion A1 as well as 1/4 re-experiencing symptoms, 1/2 avoidance symptoms, and specific amnesia OR 2/5 hyperarousal symptoms. ICD-11 three-factor diagnosis requires stressor criterion A1 as well as 1/2 of re-experiencing symptoms, 1/2 avoidance symptoms, 1/2 hyperarousal symptoms, and impairment. ICD-11 two-factor diagnosis requires stressor criterion A1 as well as 2/4 of re-experiencing symptoms or avoidance symptoms, 1/2 hyperarousal symptoms, and impairment
  2. Bolded numbers indicate when the diagnostic criteria are met