Longitudinal changes in drug use severity and physical health-related quality of life among untreated stimulant users
June 25th, 2009 Posted by: admin
Publication year: 2009
Source: Addictive Behaviors, In Press, Accepted Manuscript, Available online 8 June 2009
Tyrone F., Borders , Brenda M., Booth , Russel S., Falck , Carl, Leukefeld , Jichuan, Wang , …
The primary objective of this study was to investigate whether drug use severity is associated with physical health-related quality of life (HRQL) over time. Data are from a longitudinal, multi-state, natural history community study of users of cocaine and/or methamphetamine who were interviewed at 6-month intervals over 2 years with a 79% follow-up participation rate. Physical HRQL was assessed with the physical component summary (PCS) of the SF-8™ Health Survey and drug, alcohol, and psychiatric severity were all assessed with the Addiction Severity Index (ASI). Random coefficient regression analyses were conducted to test for longitudinal associations between the independent variables and…
