Clinical trial NCT05497713: Mindset Interventions to Facilitate Taking Cold Showers
Official title: Mindset Interventions to Facilitate Taking Cold Showers: A Randomized Controlled Study
Study type: INTERVENTIONAL
Overall status: COMPLETED
Phase: NA
Conditions: Psychological
Lead sponsor: University Hospital, Basel, Switzerland
Sponsor class: OTHER
First posted: 2022-08-11
Enrollment: 476
Sex: ALL
Minimum age (years): 18
Maximum age (years): 65
Standard ages: ADULT
OLDER_ADULT
Accepts healthy volunteers: yes
Allocation: RANDOMIZED
Intervention model: PARALLEL
Primary purpose: BASIC_SCIENCE

Brief summary: The primary objective of this trial is to determine whether mindsets sustain the feasibility of taking cold showers over a 3-month period. Secondary objectives are to determine potential effects on physical and mental well-being, sleep quality, skin and hair appearance, perceived illness, and related sickness absences from work.


Eligibility criteria: Inclusion Criteria:

The investigators will include

* healthy participants between 18 and 65 years of age,
* which do not take cold shower on a regular basis.
* As there are no known gender differences, participants of both female and male sex are included.

Exclusion Criteria:

The investigators will exclude

* pregnant or lactating women by self-report and
* subjects with cardiac, pulmonary or any other severe disease by self-report.

Primary outcomes:
measure: Showering behaviour concerning frequency (Baseline)
timeFrame: Baseline
measure: Showering behaviour concerning duration (Baseline)
timeFrame: Baseline
measure: Showering behaviour concerning motivation (Baseline)
timeFrame: Baseline
measure: Showering behaviour concerning frequency (Week 1)
timeFrame: Week 1
measure: Showering behaviour concerning frequency (Week 2)
timeFrame: Week 2
measure: Showering behaviour concerning frequency (Week 3)
timeFrame: Week 3
measure: Showering behaviour concerning frequency (Week 4)
timeFrame: Week 4
measure: Showering behaviour concerning frequency (Week 5)
timeFrame: Week 5
measure: Showering behaviour concerning frequency (Week 6)
timeFrame: Week 6
measure: Showering behaviour concerning frequency (Week 7)
timeFrame: Week 7
measure: Showering behaviour concerning frequency (Week 8)
timeFrame: Week 8
measure: Showering behaviour concerning frequency (Week 9)
timeFrame: Week 9
measure: Showering behaviour concerning frequency (Week 10)
timeFrame: Week 10
measure: Showering behaviour concerning frequency (Week 11)
timeFrame: Week 11
measure: Showering behaviour concerning frequency (Week 12)
timeFrame: Week 12
measure: Showering behaviour concerning duration (Week 1)
timeFrame: Week 1
measure: Showering behaviour concerning duration (Week 2)
timeFrame: Week 2
measure: Showering behaviour concerning duration (Week 3)
timeFrame: Week 3
measure: Showering behaviour concerning duration (Week 4)
timeFrame: Week 4
measure: Showering behaviour concerning duration (Week 5)
timeFrame: Week 5
measure: Showering behaviour concerning duration (Week 6)
timeFrame: Week 6
measure: Showering behaviour concerning duration (Week 7)
timeFrame: Week 7
measure: Showering behaviour concerning duration (Week 8)
timeFrame: Week 8
measure: Showering behaviour concerning duration (Week 9)
timeFrame: Week 9
measure: Showering behaviour concerning duration (Week 10)
timeFrame: Week 10
measure: Showering behaviour concerning duration (Week 11)
timeFrame: Week 11
measure: Showering behaviour concerning duration (Week 12)
timeFrame: Week 12
measure: Showering behaviour concerning motivation (Week 1)
timeFrame: Week 1
measure: Showering behaviour concerning motivation (Week 2)
timeFrame: Week 2
measure: Showering behaviour concerning motivation (Week 3)
timeFrame: Week 3
measure: Showering behaviour concerning motivation (Week 4)
timeFrame: Week 4
measure: Showering behaviour concerning motivation (Week 5)
timeFrame: Week 5
measure: Showering behaviour concerning motivation (Week 6)
timeFrame: Week 6
measure: Showering behaviour concerning motivation (Week 7)
timeFrame: Week 7
measure: Showering behaviour concerning motivation (Week 8)
timeFrame: Week 8
measure: Showering behaviour concerning motivation (Week 9)
timeFrame: Week 9
measure: Showering behaviour concerning motivation (Week 10)
timeFrame: Week 10
measure: Showering behaviour concerning motivation (Week 11)
timeFrame: Week 11
measure: Showering behaviour concerning motivation (Week 12)
timeFrame: Week 12
Secondary outcomes:
measure: WHO Five Well-Being Index
timeFrame: All secondary outcomes will be assessed at baseline and then monthly for 3 months.
measure: Questionnaire for positive aspects of well-being in adults
timeFrame: All secondary outcomes will be assessed at baseline and then monthly for 3 months.
measure: International Physical Activity Questionnaire
timeFrame: All secondary outcomes will be assessed at baseline and then monthly for 3 months.
measure: Pittsburgh Sleep Quality Index
timeFrame: All secondary outcomes will be assessed at baseline and then monthly for 3 months.
measure: Skin quality questionnaire
timeFrame: All secondary outcomes will be assessed at baseline and then monthly for 3 months.
measure: Sickness absence and illness days
timeFrame: All secondary outcomes will be assessed at baseline and then monthly for 3 months.
Other outcomes:
Locations:
city: Basel
country: Switzerland
facility: University of Basel Faculty of Psychology Division for Clinical Psychology and Psychotherapy
state: Basel-Stadt
Study officials:
affiliation: University of Basel, Division Clinical Psychology and Psychotherapy
name: Jens Gaab, Prof. Dr.
role: PRINCIPAL_INVESTIGATOR
References: