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CompletedNCT06318455Updated Mar 7, 2025

The Effect of Breathing Exercise on Sleep and Stress Levels in Women With Breast Cancer Receiving Chemotherapy Treatment

An interventional study of Breathing exercise in Women Receiving Chemotherapy, Poor Quality Sleep and Breast Cancer Stage II, sponsored by University of Yalova. Completed at 1 site in Turkey. Open to female participants aged 18 Years to 75 Years. Per ClinicalTrials.gov, last updated 2025-03-07.

Sponsored by University of Yalova · Not applicable, Interventional, and Supportive care

From the registry’s dates

  • Registered 4 months after the study started (first participant enrolled Nov 2023, registered Mar 2024).
Phase
Not applicable
Study type
Interventional
Enrollment
65
Allocation
Randomized
Ages
18 Years to 75 Years
Sex
Female
01

Study summary

Women receiving chemotherapy have poor sleep quality and high stress levels. With a method such as breathing exercise, which can be applied at any time without side effects, positive improvements in women's sleep and stress levels can be recorded.

Read the detailed description

Women receiving chemotherapy have poor sleep quality and high stress levels. With a method such as breathing exercise, which can be applied at any time without side effects, positive improvements in women's sleep and stress levels can be recorded.

02

Conditions studied

  • Women Receiving Chemotherapy
  • Poor Quality Sleep
  • Breast Cancer Stage II

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Keywords

  • chemotherapy, sleep quality, breathing exercise
03

In context

Breast Neoplasms

12,544 studies on the registry are indexed under Breast Neoplasms; 2,892 are open to participants now.

This study's enrollment of 65 is close to the median of 72 across 9,303 interventional studies indexed under Breast Neoplasms.

Browse Breast Neoplasms studies →

Lead sponsor

University of Yalova is the lead sponsor of 56 studies on the registry; 18 are open to participants now.

Counted across the registry records on this site, refreshed daily.

04

Who can participate

Ages eligible
18 Years to 75 Years
Sexes eligible
Female
Accepts healthy volunteers
No

Inclusion criteria

  • women receiving chemotherapy women with poor sleep quality 18 years of age and above women with high stress levels

Exclusion criteria

Exclusion Criteria:

  • who do not want to participate
05

Study design

Phase
Not applicable
Primary purpose
Supportive care
Allocation
Randomized
Intervention model
Parallel assignment
Masking
None (open label)
Enrollment
65 participants (actual)

Study arms

  • Experimental
    breathing exercise group

    breathing exercise group: make breathing exercise for 12 weeks

    Other: Breathing exercise

  • No intervention
    control group

    control group: continue standart treartment

Interventions

  • OtherBreathing exercise

    For 12 weeks they will do kumbaka breathing exercise for 5 minutes twice a day in the morning and evening

    Also known as: breathing and control group

06

What researchers measure

Primary outcomes

  1. anxiety state scale

    anxiety state scale point min:0 max:63)

    Time frame: 12 weeks

07

Study locations

1 site
  • University of İstanbul-cerrahpaşa (IUC)
    Istanbul, Turkey
08

References and documents

Individual participant data

Plan to share: No

No publications or documents are linked to this record.

09

Updates

Tracking since Sep 25, 2026
No changes since tracking began. The registry record was last updated on Mar 7, 2025, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
10

Registry details

Key details

Study ID
NCT06318455
Lead sponsor
University of Yalova
Responsible party
Gürcan Solmaz (Associate Professor, University of Yalova) — Principal investigator
First posted
Mar 19, 2024
Start date
Nov 1, 2023
Primary completion
Apr 30, 2024
Completion
Apr 30, 2024
Last update
Mar 7, 2025

Study contacts

Gürcan Solmaz, PhD
study chair · İstanbulUniversity-Cerrahpaşa
Gürcan Solmaz, PhD
study chair · İstanbul University-Cerrahpaşa

Oversight

Data monitoring committee
No
FDA-regulated drug
No
FDA-regulated device
No
View the source record on ClinicalTrials.gov ↗

Not currently enrolling

This study is completed, as verified in Mar 2025. You cannot join it, but the record below documents what was studied.

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