Table 3 Prevalence of PTSD according to individual, family and community variables (n=862)

 Social functional impairment

With impairment (n = 504)

11.3

4.825

1.776–13.105

Without impairment (n = 358)

2.6

–

–

 Resilience

Resilient (N = 554)

8.9

–

–

Not resilient (n = 82)

6.7

0.742

0.261–2.107

 Severe physical violence of the mother (last year)

Presence (N = 153)

13.5

2.794

0.786–9.929

Absence (N = 600)

6.6

–

–

 Severe physical violence of the father (last year)

Presence (N = 66)

16.2

0.625

0.039–10.028

Absence (N = 656)

6.5

–

–

 The relationship with the parents involved a sexual experience

Yes (N = 16)

5.1

0.625

0.039–10.028

No (N = 842)

7.8

–

–

 Psychological violence

Presence (N = 123)

19.2

3.96

1.887–8.309

Absence (N = 632)

5.7

–

–

 Affective support (Social support)

Score

–

0.985

0.968–1.003

 Positive interaction (Social support)

Score

–

0.988

0.969–1.006

 Emotional support (Social support)

Score

–

0.985

0.969–1.003

 Information support (Social support)

Score

–

0.981

0.964–0.999

 Material support (Social support)

Score

–

0.984

0.963–1.005

 School Violence

2 or more (N = 147)

11.3

2.362

0.889–6.27

One (N = 198)

9.7

2.007

0.844–4.77

None (N = 476)

5.1

–

–

 Community Violence

2 or more (N = 169)

13.4

3.518

1.473–8.402

One (N = 176)

11.2

2.856

1.181–6.905

None (N = 485)

4.2

–

–