Table 1

Comparison of screening and validation interview. Comparison of the criteria for PTSD in the screening and validation interview. The two-way table shows the numbers of respondents with and without PTSD (rows; validation interview) and the positive and negative screening cases (columns).



Screening
Sum






positive
negative


Diagnosis based on expert Interview
PTSD
9
1
10

No PTSD
5
47
52

Sum
14
48
62

Sensitivity .90

Specificity .90

Kappa = .69 (p < .001)

Fischer's exact test: p < .001

Odenwald et al. Conflict and Health 2007 1:10   doi:10.1186/1752-1505-1-10