... after four years was significantly higher forparticipants who were younger, smoked, used alcohol at a harmful or hazardous level, used marijuana, did not par-ticipate in moderate physical activity, ... disorder at four year follow-up: a decision tree approachPhilip J Batterham*1, Helen Christensen1 and Andrew J Mackinnon2Address: 1Centre for Mental Health Research, The Australian National ... accuracy of the model, includingpsychological indicators such as personality, ruminativestyle and mastery, however the present analysis wasintended to focus on factors that are more amenable...