Elucidating the heterogeneous etiologies of autism will require investment in comprehensive longitudinal data acquisition from large community based cohorts. With this in mind, we have established a hospital-university-based (HUB) database of autism which incorporates prospective and retrospective data from a large and ethnically diverse…

Objective: U.S. and Canadian data demonstrate decreasing inpatient days, increasing nonurgent emergency department (ED) visits, and short supply of child psychiatrists. Our study aims to determine whether aftercare reduces ED visits and/or readmission in adolescents with first psychiatric hospitalization. Method: We conducted a population-based…

The Taiwan Birth Cohort Study (TBCS) is the first nationwide birth cohort database in Asia designed to establish national norms of children's development. Several challenges during database development and data analysis were identified. Challenges include sampling methods, instrument development and statistical approach to missing data. The…

This paper describes the contours of a program of research focused on Australian youth and the transition they make within and between education and work. The project was initiated in 1978 and centered on longitudinal mail surveys. Questionnaires were sent to three cohorts aged 24 to 25 years old, 20 to 21 years, and 15 to 16 years. Samples…

The Qualitative Analysis of the University of Lethbridge Teacher Education Program (QAULTEP) is designed to follow students from their admission into the university, through the education program, and into their first five years of teaching experience. Although designed initially for analysis of data, it will evolve eventually into a model for…