NCT02365220

Smartphone Application, Mood and Stress

• Status: Completed
• Phase: N/A
• Study type: Interventional
• Enrollment: 132 (actual)
• Sponsor: University Hospital, Basel, Switzerland · Academic / Other
• Sex: All
• Age: 18 Years – 65 Years
• Healthy volunteers: Accepted

Summary

The purpose of this study is to investigate the placebo effect in a smartphone-based training, ostensibly designed to improve mood and perceived stress by daily exposition to either mock sound or color.

Detailed description

The overall goal of the outlined study is to investigate the placebo effect in a smartphone-based training, ostensibly designed to improve mood and perceived stress by daily exposition to either mock sound or color. During 14 days, subjects will participate in regular daily training sessions. During another 6 days, subjects will transfer the smartphone-based training to daily life.

Conditions

• Smartphone Application
• Placebo Effect
• Mood
• Stress

Interventions

Type	Name	Description
BEHAVIORAL	No expectancy (control)	No expectancy instruction with regard to the efficacy of the daily smartphone-based training (exposition to either mock sound or color)
BEHAVIORAL	Prospective expectancy	Prospective expectancy instruction ("Training will have an effect on...") with regard to the efficacy of the daily smartphone-based training (exposition to either mock sound or color)
BEHAVIORAL	Retrospective expectancy	Retrospective expectancy instruction ("Training already had an effect on...") with regard to the efficacy of the daily smartphone-based training (exposition to either mock sound or color)
BEHAVIORAL	Prospective and retrospective expectancy	Prospective ("Training will have an effect on...") and retrospective ("Training already had an effect on...") expectancy instruction with regard to the efficacy of the daily smartphone-based training (exposition to either mock sound or color)

Timeline

• Start date: 2015-02-01
• Primary completion: 2015-10-01
• Completion: 2015-10-01
• First posted: 2015-02-18
• Last updated: 2016-03-31

Locations

1 site across 1 country: Switzerland