Study Heintzelman et al. (2019): study ZZ Anglo-America 2016
- Public
- Adults, Canada and USA, 2016
- Survey name
- Unnamed study
- Sample
- Respondents
- N = 133
- Non Response
- Assessment
- 
        Multiple assesment methods                    
 Online or in person
Correlate
- Authors's Label
- ENHANCE Happiness Intervention
- Our Classification
- 
            
- 
                        
- Remarks
- No differences between in person and online mode, so analyzed as 1 group.
- Distribution
- 
                1a. Online n = 50
 1b. In person n = 27
 0a. Online n = 50
 0b. In person n = 28
- Related specification variables
- 
                
- 
                            
- Operationalization
- Participants were randomly assigned to
 1 ENHANCE. 12 week program with (a) 3 modules focusing on the core self-helping participants identify who they are and
 what they want out of life, (b) emphasizes the experiential self-helping participants in their
 interactions with their internal and external experiences, (c) 4 modules that focus on the social self, covering aspects important to maintaining healthy close relationships
 as well as connections with more distant acquaintances and strangers, and (d) 1 mudule focusing on program reflection, person–activity fit, and habit development.
 Each module follows a three-part format with (a) a didactic learning component, (b) an activity to put the principle into practice, and (c) companion writing activities
 0 WAITING LIST CONTROL. 12 weeks on waiting list, followed by 12 weeks ENHANCE
Observed Relation with Happiness
ENHANCE all 1,03 2,06 1,72 +1,03 +0,69
Controls 1,14 1,26 1,39 +0,12 +0,25
-DIFFERENCE +0,91 +0,44
Controls + 2% + 3%
-DIFFERENCE + 11% + 6%
Change between groups significant for positive affect post treatment (p<0.01)and at follow-up (p<0.05). Change between groups significant for negative affect at post treatment only (p<0.01). Thus change in AB between groups significant post treatment.
T0 Baseline
T1 Post 12 weeks treatment
T2 After 3 months follow-up