Additional file 1: Table S1. of Post-traumatic stress disorder associated with life-threatening motor vehicle collisions in the WHO World Mental Health Surveys

World Mental Health sample characteristics by World Bank income categories. Table S2. The distribution of lifetime MVCs and DSM-IV/CIDI PTSD associated with MVCs in the participating World Mental Health surveys. Table S3. Prevalence of PTSD, by selected demographic and collision-specific characteristics, weighted analysis (n = 649). Table S4. Associations of individual prior traumatic events (TE’s) with DSM-IV/CIDI PTSD after randomly selected motor vehicle collisions in the total sample (n = 649). Table S5. Associations of childhood adversities (CAs) with DSM-IV/CIDI PTSD after randomly selected motor vehicle collisions in the total sample (n = 649). Table S6. Associations of prior DSM-IV/CIDI mental disorders with DSM-IV/CIDI PTSD after randomly selected motor vehicle collisions in the total sample (n = 649). (DOCX 74 kb

Additional file 2: of Post-traumatic stress disorder associated with life-threatening motor vehicle collisions in the WHO World Mental Health Surveys

Study Institutional Review Boards and Consent Features across WMH Survey Initiative. Names of study Institutional Review Boards and features of consent across the WMH Survey Initiative. (XLS 24 kb

AOO of Drug Use among Those Reporting Any Use by Country

<p>Note: Where lines are not presented for an individual country, either there was no assessment of the AOO of that drug, or fewer than 30 persons reported having used the drug (see <a href="http://www.plosmedicine.org/article/info:doi/10.1371/journal.pmed.0050141#pmed-0050141-t002" target="_blank">Tables 2</a> and <a href="http://www.plosmedicine.org/article/info:doi/10.1371/journal.pmed.0050141#pmed-0050141-t005" target="_blank">5</a>).</p