# Correlational findings

## Study Fofonka Cunha et al. (2019): study BR 2016

Public
Students, Brazil, 2016-2017
Survey name
Unnamed study
Sample
Respondents
N = 410
Non Response
Assessment
Questionnaire: Conputer Assisted Web Interview (CAWI)

## Correlate

Authors's Label
Gratitude intervention
Our Classification
Remarks
The study was single blind; participants were not aware of the existence of three groups in the study, or the group to which they had been randomized.
Distribution
1: N = 153, 0A: N = 123, 0B: N = 134
Operationalization
Participants were randomly assigned to:
1. GRATITUDE INTERVENTION.
Partcipants were requested to set aside 10-20 min at the end of the day, before going to bed, for 14 days to write the lists. Instructions were: There are many things in our lives, both large and small, that we might be grateful for. Think back over the past day and write down five things in your life that you are grateful for.
0A; CONTROL (HASSLES)
Participants were requested to set aside 10-20 min at the end of the day, before going to bed, for 14 days, to write the lists. Instructions were: n life, we sometimes encounter hassles and annoying situations that may bother and irritate us. They can occur in various realms of our lives (in personal relationships, in the workplace, at university, at home, or in relation to finances or health). Think back over the past day and write down five hassles or annoying situations that you had to face.
0B; CONTROL (NEUTRAL EVENTS)
participants were requested to set aside 10-20 min at the end of the day, before going to bed, for 14 days. To write the lists. Instructions were: During the day, there are events, both large and small, that end up affecting us. Think back over the past day and write down five events that somehow affected you.

## Observed Relation with Happiness

Happiness Measure Statistics Elaboration / Remarks A-BW-cw-mq-v-5-b = + p < .01             T1    T2     T3      T2-T1    T3-T1
Gratitude   6,17  12,72  11,77   +6,55    +5,60
Control A   3,83   2,73   5,57   -1,10    +1,74
Control B   5,36   7,51   8,65   +2,15    +3,29

Gratitude vs control A           +7,65    +3,86
Gratitude vs control B           +4,40    +2,31
A-BW-cw-mq-v-5-b = + p < .01                                  T2-T1    T3-T1
Gratitude                        +8,2%    +7,0%
Control A                        -1,4%    +2,2%
Control B                        +2,7%    +4,1%

Gratitude vs control A           +9,6%    +4,8%
Gratitude vs control B           +5,5%    +2,9%

Happiness assessed at:
T1 = baseline
T2 = post treatment (14 days)
T3 = follow-up 2 weeks later