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Study identifier: NCT07457086 Synced from ClinicalTrials.gov · July 29, 2026
● Recruiting

The Effects of the 4-7-8 Breathing Technique on Sleep Quality, Pain, and Recovery Outcomes in Patients Undergoing Transurethral Resection of the Bladder

Condition: 4-7-8 Breathing Technique  ·  Sponsor: Tarsus University

PhaseNA
Planned participants68
Who can joinAll sexes, 18 Years to no upper limit
Healthy volunteersYes

About this study

The aim of this study was to determine the effects of the 4-7-8 breathing technique on sleep quality, pain, and recovery quality in patients undergoing transurethral resection of the bladder (TUR-B). The population of the study will consist of patients who undergo TUR-B in the urology clinics of Tarsus State Hospital. In determining the sample size, the number of samples calculated based on the pain variable in reference studies was minimal; therefore, an effect size of 0.80, considered the upper limit, was taken as the basis. Using a power level of 90% and a two-tailed significance level (1-α), the calculation performed with G\*Power (version 3.1) resulted in a minimum total sample size of 68 patients, with 34 patients in each group (study group = 34; control group = 34). Data in the study will be collected using the "Descriptive Characteristics Form," "Richard Campbell Sleep Questionnaire," "Quality of Recovery-15 Scale," and "Visual Analog Scale." When the researchers visit the patient, they will first provide the "Informed Consent Form" and then have the patient complete the "Descriptive Characteristics Form," "Richard Campbell Sleep Questionnaire," and "Quality of Recovery-15 Scale." The researcher will then learn from another researcher (MB), who will not be involved in data collection, which group the patient belongs to. Patients in the study group will be taught the 4-7-8 breathing technique by the researchers after their admission to the clinic. The patients will beg…

This description comes directly from the study's public registry record.

Talk to the study team

GAMZE Bozkul, Dr  ·  +903246000033  ·  gamze.bozkul@gmail.com

ELİFNUR SAPMAZ  ·  05345513700  ·  gamze.bozkul@gmail.com

Always discuss trial participation with your own doctor first.

Locations (1)

Tarsus UniversityMersin, Turkey, Turkey (Türkiye)Recruiting

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Source record: clinicaltrials.gov/study/NCT07457086