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. Author manuscript; available in PMC: 2017 Sep 1.
Published in final edited form as: Psychol Trauma. 2016 Mar 7;8(5):641–648. doi: 10.1037/tra0000124

Table 2. Four primary research studies focused on Israeli adolescents.

Study Setting Sample characteristics Methods Significant results Non-significant results
Chemtob et al., 2011 Israel Participants were 2,094 students

52.2% of the participants were girls

Ages 12-18
Cross-sectional

Self-reported

Convenience sample drawn from 10 Israeli secondary schools

Outcome: PTSD diagnosis
Risk Factors:
GLOBAL: N/A
MACRO: Exposure (being present and injured, or not injured, or supposed to be near where an attack occurred, or being at the site before it took place)
MEZZO: N/A
MICRO: loved one injured in an attack
INDIVIDUAL: boys, functional impairment

Protective factors:
GLOBAL: N/A
MACRO: N/A
MEZZO: N/A
MICRO: N/A
INDIVIDUAL: Older age
None were reported
Laufer et al., 2009 4 areas of Israel 2,999 Israeli adolescents

42.2% boys and 57.8% girls

Grades 7 to 9 (35.5% were 13 years old, 36.5% were 14 years old, 26.9% were 15 years old and 1% was 16 years old)
Cross-sectional

Self-reported

Cluster sampling of Israeli adolescents

Outcome: PTSD symptom severity
Risk Factors:
GLOBAL: N/A
MACRO: Greater exposure
MEZZO: N/A
MICRO: N/A
INDIVIDUAL: Social extrinsic religiosity, ideological intolerance, and fear

Protective factors:
None were reported
None were reported
Levine et al., 2008 Israel 4,054 Israeli adolescents

1st sample (n=2,999) and 2nd sample (n=1,745)

1st sample- grades 7 to 9
2nd sample- Ages 16
Cross-sectional

Self-reported

Data were pooled from two adolescent samples that responded to the same questionnaires

Outcome: PTSD symptom severity
Risk Factors:
GLOBAL: N/A
MACRO: N/A
MEZZO: N/A
MICRO: N/A
INDIVIDUAL: Self-reported posttraumatic growth related to greater PTSD; curvilinear relationship suggested the relationship was strongest at mid-point of PTSD severity

Protective factors:
None were reported
None were reported
Pat-Horenczyk et al., 2007 Jerusalem 695 Israeli high school students

315 boys and 380 girls

Grades 7 to 12

Ages 12-18
Cross-sectional

Diagnostic interview

Questionnaire study conducted in school setting

Outcome: PTSD diagnosis
Risk Factors:
GLOBAL: N/A
MACRO: Greater exposure (personal, near-miss)
MEZZO: N/A
MICRO: N/A
INDIVIDUAL: female sex

Protective factors:
None were reported
GLOBAL: N/A
MACRO: N/A
MEZZO: N/A
MICRO: N/A
INDIVIDUAL: No significant interactions were found between exposure level and PTSD symptoms No significant interaction found between gender and exposure for the diagnosis of probable PTSD