List of Findings using this Specification Variable
Correlate as named by investigatorPeople investigatedFinding
Wellness program
10-12 aged, participants in wellness program, USA, followed 6 months, 2008
Positive Psychology Intervention
School children, aged 9 and 11, Wales, United Kingdom, 2013
Performing acts of kindness with or without and autonomy support
Student participants in a kindness training, South Korea and USA 200?
Gratitude increasing intervention
12-17 aged participants in a gratitude exercise and controls, USA 2006
Psychological strength and problem solving training
Participants in a strength training and controls, Australia, 2009
Self-affirmation training
Student participants in a self-affirmation training and controls, South Korea, 200?
Gratitude intervention
8-19 aged participants in a gratitude intervention and controls, USA, 200?
Use of Happiness-Comparer
Returning users of a happiness self-help website, Netherlands, 2011-2015
Use of Happiness-Diary
Returning users of a happiness self-help website, Netherlands, 2011-2015
Use of the happiness-Analyser
Users of a happiness app and controls, followed 9 weeks. Germany 2014
Well-being training program
Employee well-being trainees and controls, Melbourne, Australia, 200?
Sacred moments intervention
Healthy adults, USA, 200?
Positive psychotherapy training
Participants in a happiness training and controls, followed 1 year, Philadelphia, USA, 2004
Gratitude Intervention for older adults
Elderly participants in a gratitude training,UK 2014
self-affirmation training
Students participanting in a well-being training and controls, USA 200?
Activity change or circumstance change intervention
Students actively participating in happiness training, USA, 201?
Positive psychotherapy training, study 3
Adults with mild/moderate depressive symptoms, Philadelphia, Pennsylvania, USA, 2007-08
training program for enhancing goalsetting techniques
Managers participating in a personality development course, Germany, 2000
Best Possible Self Intervention
Young adults participating in a happiness training, Spain, 201?
Subjective well-being training
Students participating in a happiness training, Italy, 200?
Positive Psychology Intervention program
Students participating in happiness training, United Arab Emerates, 2015-2016
Time Scarcety Intervention
Students participating in happiness training, USA, 2014
Change activity or circumstance
Participants in a happiness training, USA 200?
Testosterone administration and sex reassignment surgery
FTM transsexuals followed for 5 years since start of treatment, 2001-2008, Netherlands and Germany
change happiness after (vs before) sex reassignment
Transgender men and women, before and after sex reassignment surgery, UK, 2012-2014
Appreciation of Beauty Intervention
Aged 18-69, Spain, 2016
Time after sex reassignment surgery
Transgender women undergoing gender reassingment surgery, 2003-2015, Sweden
Gratitude and Relaxation Interventions
Student participants in a psychological training, USA, 2010
ENHANCE Happiness Intervention
Adults, Canada and USA, 2016
Gratitude intervention
Students employed for > 10 hours a week, , USA, 2008
24 week TaiChi program
Low active elderly participants in an exercise training and controls, USA, 199?
Gratitude training
Psychology students participating in a training, USA
Centralization in canton
14+ aged general public, Switserland, followed 12 years 1999-2012
Hormone treatment (TU vs TE)
Transgender men on testosterone treatment, followed 5 years, Italy, 201?
Retirement status
55-75 aged adults, Australia, followed 17 years, 2001-2018
Smoking ban
15+ aged, 41 European countries and regions 1990-2011