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One crucial component for a successful clinical trial is that the data gathered have a high level of reliability and completeness. This paper reviews some problems of data management and describes the computer package COMPACT which has been developed to deal with such problems. The package allows range and consistency checks and can monitor complex(More)
For lesbian, gay, bisexual, and transgender (LGBT) youth, coming out (i.e., disclosure of LGBT identity to others) can be a key developmental milestone, one that is associated with better psychological well-being. However, this greater visibility may come with increased risk of peer victimization. Being out, therefore, may reflect resilience and may unfold(More)
In today's technology-infused world, we need to better understand relationships youth form with friends online, how they compare to relationships formed in-person, and whether these online relationships confer protective benefits. This is particularly important from the perspective of peer victimization, given that social support in-person appears to reduce(More)
In China, rapid development has prompted massive migration from rural to urban areas. Migrants' participation in Urban Residents Committees (URCs) and other community organizations offers opportunities for the development of social capital and democracy in contemporary China. We use 2006 survey data from a stratified convenience sample of 3,024 migrant(More)
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