Research participation after terrorism: an open cohort study of survivors and parents after the 2011 Utøya attack in Norway

• DOI: 10.1186/s13104-016-1873-1
• Publication Date: 2016-02-01T16:28:15Z
• Authors: Lise Eilin Stene; Grete Dyb
• Keywords: Norwegian

Reliable estimates of treatment needs after terrorism are essential to develop an effective public health response. More knowledge is required on research participation among survivors interpret the results properly and advance disaster methodology. This article reports factors associated with in open cohort study Utøya youth camp attack their parents. Overall, 490 were invited two semi-structured interviews that performed 4–5 14–15 months attack. The parents 482 aged 13–32 years eligible for a complementary study. had design which all both waves. Pearson’s Chi squared tests (categorical variables) independent t (continuous used compare by participation. Altogether, 355 (72.4 %) participated: 255 waves, 70 wave 1 only, 30 2 only. Compared two-wave participants, wave-1-only participants more often non-Norwegian reported higher exposure, whereas wave-2-only posttraumatic stress, anxiety/depression, somatic symptoms. In total, 331 (68.7 ≥1 participating parents, including 311 (64.5 maternal 243 (50.4 paternal Parental non-participation was origin, symptoms less social support. Additionally, having divorced age, not living stress anxiety/depression Survivors initial than did other participants. Thus, post-terrorism studies might improve morbidity. Because differed, it important consider potential disparities selection mothers fathers when interpreting parental data.