Objective creative thinking as assessed with the PTT creativity examination - Objective creativity subscore
The objective creativity subscore of the PTT creativity examination is measured with a composite score of fluency, flexibility and originality across different PTT. The composite score is calculated by averaging z-standardized fluency, flexibility, and originality assessments from both PTT. The examination is based on the Torrance Test of Creative Thinking. The z-standardized outcome value has a mean of 0 and SD of 1 with a probable range between -3 and +3. Higher scores mean a better outcome. The score will be adjusted for baseline objective creative thinking.
Self-report creative thinking as assessed with the PTT creativity examination - Self-reported creativity subscore
A self-reported creativity composite score about self-generated ideas across different PTT. A newly developed self-report creativity assessment is used with 16 items using a 5-point Likert scale. The sum score ranges from 0 to 64 points. Higher scores mean a better outcome. The score will be adjusted for baseline self-reported creativity (composite of creative self-efficacy and everyday life creativity assessment).
Top 3 creativity evaluation
In the Top 3 creativity evaluation a lists of the best three items are rated on creativity by 2 raters. A 5-point Likert scale is used and the sum score ranges from 0 to 15 points. Higher scores mean a better outcome. The score will be adjusted for baseline creative thinking.
PTT creativity examination - Originality subscore
A composite measure of objective and self-reported originality. The score will be adjusted for baseline creative thinking.
Eureka moment assessment
A newly developed assessment that measures the number of Aha/eureka moments in both psychotherapeutic techniques
Torrance Test of Creative Thinking (TTCT) part II composite score
The TTCT part II measures objective creative thinking within the elephant task of the TTCT; 4 minutes; part II). The TTCT composite score is composed of a fluency, flexibility and originality score for the elefphant tasks. The composite score is calculated by averaging z-standardized fluency, flexibility, and originality assessments. The z-standardized outcome value has a mean of 0 and SD of 1 with a probable range between -3 and +3. Higher scores mean a better outcome. The score will be adjusted for baseline objective creative thinking using the TTCT part I without a creativity technique.
Everyday life creativity assessment
Everyday life creativity is assessed with a newly developed 5-item self-report questionnaire (5-point Likert scale). The sum score ranges from 1 to 5.
Creative self-efficacy
Creative self-efficacy is assessed with an adapted 6-item creative self-efficacy questionnaire based on two creative self-efficacy questionnaires (5-point Likert scale). The sum score ranges from 6 to 30.
Adherence to behavioral activation (BA) - planned activities
Number of planned pleasurable activities during the 5-day diary period
Adherence to behavioral activation (BA) - performed activities
Number of performed pleasurable activities during the 5-day diary period.
Adherence to gratefulness exercise (GE) - time
The number of minutes people spend in the GE during the 5-day diary period
Adherence to gratefulness exercise (GE) - ideas
The number of ideas people created in the GE during the 5-day diary period
Post-acute energy-related sensations as measured with the energy grid
Measured with two energy grid dimensions (wakefulness, sensation of energy) and derived composite scores using mean scores
Bodily sensations of activation/deactivation and lightness/heaviness
Measured with the emBody tool
Energy-related metabolism index - acute effects
A measure validated within the study based on a weighted composite score of all metabolism measures derived from beta coefficients of regression analysis or based on machine learning algorithm.
Energy-related metabolism index - post-acute effects
A measure validated within the study based on a weighted composite score of all metabolism measures derived from beta coefficients of regression analysis or based on machine learning algorithm.
Depressive symptoms as assessed Beck Depression Inventory II (BDI II)
The BDI II is a well-validated self-rating questionnaire of depression.
Flow experiences in everyday life as assessed with the Brief Flow Scale (FKS).
The FKS is a validated self-report questionnaire to assess flow experiences
General self-efficacy as assessed with the general self-efficacy brief scale (AKSU)
The general self-efficacy brief scale (AKSU) is a validated self-report questionnaire to assess general self-efficacy
Gratefulness as assessed with the Gratitude questionnaire (GQ-5-G).
The GQ-5-G is a validated self-report questionnaire to assess gratefulness
Creativity exercise experiences
A composite measure based on the Game Experience Questionnaire - Core Module, the Energy Grid, and self-developed items. Subscales include challenge - perceived effort, challenge - energy consumption, challenge - perceived task demand, boredomness, competence, pleasant feelings, calmness, sensation of energy, tiredness, match of resources and challenges, self-perceived creativity
Post-creativity exercise experiences as assessed with the Game Experience Questionnaire - post game module
A composite measure based on the 4 subscales positive experience, negative experience, tiredness and returning to reality
Acute energy-related sensations
A composite scores based on the Energy Grid's four dimensions (calmness, pleasant feelings, wakefulness, and sensation of energy).
Goal- and value-based activation
Composite score of the activation subscale of the Behavioral Activation for Depression (BADS) questionnaire and a self-developed value-based activation questionnaire
Physical activity
International physical activity questionnaire (IPAQ)
Sleep quality
Insomnia scale of the Inventory of Depression and Anxiety Symptoms
Positive/negative experience ratio
Ratio of remarkable positive and negative experiences during the 5-day period as measured with a self-developed questionnaire