Prediction of drug abuse recurrence : a Swedish National Study
Background: Relapse from drug abuse (DA) is common, but has rarely been studied in general population samples using a wide range of objective predictors. Method: Using nationwide registries, we ascertained 44 523 subjects first registered for DA between the ages of 15 and 40 in 1998 to 2004 and followed for 8 years. We predicted relapse in subjects defined as a second DA registration. We also pred