Psychology 2320A/B Lecture Notes - Nicotine, Statistical Power, Caffeine

• School: Western University
• Department: Psychology
• Course: Psychology 2320A/B
• Professor: Elizabeth Hayden

Document Summary

Prior to 1980s, quality of information was poor. Studies of adults: 1980 epidemiological catchment area (eca) study, 1994 national comorbidity survey (ncs) Studies of children are less common and more complicated. When trying to figure out if a child has symptoms of a disorder, who we ask is important parents, child, etc. Costello et al. (2003) prevalence and development of psychiatric disorders in childhood and. Longitudinal study of 1420 unselected children aged 9-13. Children were followed-up (generally every year) until age 16. Childhood and adolescent psychiatric assessment (cpa) used: a structured clinical interview. If either endorses a symptom, it is counted as present. Child and parent are both asked about the presence of child psychiatric symptoms. Three month prevalence of any disorder was 13% Lifetime prevalence (for the duration of the study) of any disorder was 37% (31% of females, Children with a diagnosis at any time were 3x more likely to have a diagnosis later on.