The overall aim of the study is to explore substance use, tobacco use and lifestyle-related health problems among ageing patients in Opioid Maintenance Treatment (OMT), and other SUD treatment.~The study will use already collected data from the multi-center, longitudinal, observational NorComt study (Norwegian Cohort of Patients in Opioid Maintenance Treatment and Other Drug Treatment study).~NorComt is the largest longitudinal study of SUD patients in Norway. The data consists of data from OMT and other substance use disorders (SUD) treatment (N=548).~The present PhD-project is financed by the Southern and Eastern Norway Regional Health Authority, and hosted by Sørlandet hospital in collaboration with the Norwegian Centre for Addiction Research (SERAF).~Ethical approval for analysis of NorComt data and for the planned registry data linkages of NorComt data has been granted by the Norwegian Regional Ethics Committee (REK 2012/1131).
The overall aim of the study is to explore substance use, tobacco use and lifestyle-related health problems among ageing patients in Opioid Maintenance Treatment (OMT), and other SUD treatment.~The study will use already collected data from the multi-center, longitudinal, observational NorComt study (Norwegian Cohort of Patients in Opioid Maintenance Treatment and Other Drug Treatment study).~NorComt is the largest longitudinal study of SUD patients in Norway. The data consists of data from OMT and other substance use disorders (SUD) treatment (N=548).