[10]SwedenAny individuals born between 1967 and 2007Swedish national registerssamennICD-8ICD-9ICD-10n22232406313510.63 (7.92–14.27)3.72 (1.92–7.20)0.30 (0.04–2.12)25.19 (9.20–68.98)Full sibling(RRR)Maternal half siblings (RRR)Paternal half siblings (RRR)Mahjani et al. [11]SwedenAny individuals born between 1982 and 1990Swedish Medical Birth RegistersamennICD-10n71848156594.82 (4.03–5.62)1.85 (0–2.37)1.09 (0–1.96)Full sibling(RR)Parents (RR)Offspring (RR)Twins (RR)Huang et al. [12]TaiwanAll individuals diagnosed with OCD between 1 January 2001 and 31 December 2010Taiwan National Health Insurance DatabasesamennICD-9n232581758.95 (8.44–9.49)7.64 (7.10–8.23)7.18 (6.65–7.75)60.76 (49.12–75.16)DICA-R Diagnostic Interview for Children and Adolescents–Revised, CV-LOI Children’s Version of Leyton’s Obsessional Inventory, CY-BOCS Children’s Version of the Yale-Brown Obsessive Compulsive Scale, SCAN Schedule for Clinical Assessment in Neuropsychiatry, LOI Leyton’s Obsessional Inventory, Y-BOCS Yale-Brown Obsessive Compulsive Scale, FISC Family Informant Schedule and Criteria, K-SADS-E Schedule for Affective Disorders and Schizophrenia for School Age Children-Epidemiologic Version, SCID-III-R Structured Clinical Interview for DSM-III-R, STOBS Schedule for Tourette and Other Behavioral Syndromes, YGTSS Yale Global Tic Severity Scale, SCID Structured Clinical Interview for DSM.The * shows the study group which the study was related to.
