Hello! Thank you for your interest in the OxFAB study.
The study is now closed and the final results are being published.
Meanwhile, you might be interested in these two preparatory works for the OxFAB online study:


Development of tools to study personal weight control strategies: OxFAB taxonomy
Jamie Hartmann-Boyce, Paul Aveyard, Constantinos Koshiaris, Susan A. Jebb
Obesity, 24: 314–320.
Self-help for weight loss in overweight and obese adults: Systematic review and meta-analysis
Jamie Hartmann-Boyce, Susan A. Jebb, Ben R. Fletcher, Paul Aveyard
American Journal of Public Health: March 2015, Vol. 105, No. 3, pp. e43-e57.
doi: 10.2105/AJPH.2014.302389