Background and Aims: Flaws in previous studies mean that findings of J-shaped risk curves for gambling should be disregarded. The current study aims to estimate the shape of risk curves for gambling losses and risk of gambling-related harm (a) for total gambling losses and (b) disaggregated by gambling activity.
Design: Four cross-sectional surveys.
Setting: Nationally representative surveys of adults in Australia (1999), Canada (2000), Finland (2011) and Norway (2002).
Participants: A total of 10 632 Australian adults, 3120 Canadian adults, 4484 people aged 15–74 years in Finland and 5235 people aged 15–74 years in Norway.
Measurements: Problem gambling risk was measured using the modified South Oaks Gambling Screen, the NORC DSM Screen for Gambling Problems and the Problem Gambling Severity Index…
Source: Markham, F., Young, M., & Doran, B. (2015). The relationship between player losses and gambling-related harm: evidence from nationally representative cross-sectional surveys in four countries: Player loss risk curves for gambling harms. Addiction, n/a–n/a. http://doi.org/10.1111/add.13178