Population-based norms of the Life Orientation Test–Revised (LOT-R)

Background/Objective: The most common used instrument to measure optimism, both in psychological and medical research, is the Life Orientation Test- Revised (LOT-R). A multi-countries study using the future item from the LOT-R, found that level of optimism varied between countries. The provision of population-based norms is necessary, since norms enable the application of the LOT-R in individual diagnosis to compare individuals or special...