AzTrials
AzTrials

Breast NeoplasmsNCT01887925

The Effects of Circadian Gene on Sleep and Associated Symptoms in Breast Cancer Patients Under Chemotherapy

An observational study of Breast Neoplasms, run by Seoul National University Hospital at 1 site in South Korea.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
Search all trials

Trial summary

The purpose of this study is the evaluation of effect of circadian gene on sleep and other symptoms in breast cancer patients under chemotherapy. Read more about this study

Who is it for?
Ages 18 to 70 years, women only
Conditions the study is for
Breast Neoplasms
How many people
224 participants
Where
1 siteSouth Korea
Study dates
Feb 2012to May 2015
Phase
Observational
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 to 70 years
  • Women only
  • No healthy volunteers
  • Adult, Older adult

Study population: university hospital, oncology clinic

Who may be able to join

  • Age: 18-70
  • Patient with breast cancer without metastasis
  • Patient received cancer surgery and medically stable
  • Patient will undergo chemotherapy for the first time in life
  • Patient have signed on the informed consent, and well understood the objective and procedure of this study

Who cannot join

  • Patient received chemotherapy or radiotherapy
  • Patient had another cancer before
  • Patient have metastasis
  • Patient with severe medical condition
  • Patient had taken psychiatric medication more than 1 month in life
  • Patient worked the night shift for more than 1 month in 6 months

Trial locations and contacts

1 site in 1 country.

South Korea1 site
  • Seoul National University Hospital

    Seoul, Jongno-gu, 140-013

Other trials in South Korea

About this study

Official title: The Effects of Per3, Clock Polymorphism on Sleep and Associated Symptoms in Breast Cancer Patients Under Chemotherapy.

The purpose of this study is the evaluation of effect of circadian gene on sleep and other symptoms in breast cancer patients under chemotherapy.

Read the detailed description

In this study, the investigators are going to examine the effect of genetic polymorphism on sleep, anxiety, depression and other cancer-related symptoms in patients with breast cancer who have started chemotherapy after surgery. No intervention was intended and blood sample was taken with other routine laboratory tests.

Keywords
breast neoplasms, sleep, anxiety, depression, life quality
Medical subject headings
Breast Neoplasms, Anxiety Disorders, Depression

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

Study groups in NCT01887925
Study groupRoleWhat they receive
breast cancerbreast cancer patients receiving chemotherapy

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Changes from Baseline Sleep Impairment at 1 Month After Chemotherapy

    Sleep impairment will be evaluated by questionnaires before chemotherapy. The evaluation will be followed 1 month, 3 months after starting chemotherapy. The final evaluation will be done 1 month after completion of the chemotherapy.

    Measured: baseline, 1 month, 3 months, 1 month after chemotherpy completion

Secondary outcomes (7)
  1. Changes from Baseline Quality of Life at 1 Month After Chemotherapy

    Quality of life will be evaluated by questionnaires before chemotherapy. The evaluation will be followed 1 month after completion of the chemotherapy.

    Measured: baseline, 1 month after chemotherpy completion

  2. Changes from Baseline Cancer-related Symptoms at 1 Month After Chemotherapy

    Cancer-related symptoms will be evaluated by questionnaires before chemotherapy.

    The evaluation will be followed 1 month, 3 months after starting chemotherapy. The final evaluation will be done 1 month after completion of the chemotherapy.

    Measured: baseline, 1 month, 3 months, 1 month after chemotherpy completion

  3. Changes from Baseline Fatigue at 1 Month After Chemotherapy

    Fatigue will be evaluated by questionnaires before chemotherapy. The evaluation will be followed 1 month, 3 months after starting chemotherapy. The final evaluation will be done 1 month after completion of the chemotherapy.

    Measured: baseline, 1 month, 3 months, 1 month after chemotherpy completion

  4. Changes from Baseline Depression at 1 Month After Chemotherapy

    Depression will be evaluated by questionnaires before chemotherapy. The evaluation will be followed 1 month, 3 months after starting chemotherapy. The final evaluation will be done 1 month after completion of the chemotherapy.

    Measured: baseline, 1 month, 3 months, 1 month after chemotherpy completion

  5. Changes from Baseline Anxiety 1 Month After Chemotherapy

    Anxiety will be evaluated by questionnaires before chemotherapy. The evaluation will be followed 1 month, 3 months after starting chemotherapy. The final evaluation will be done 1 month after completion of the chemotherapy.

    Measured: baseline, 1 month, 3 months, 1 month after chemotherpy completion

  6. Changes from Baseline PTSD Symptoms 1 Month After Chemotherapy

    PTSD symptoms will be evaluated by questionnaires before chemotherapy. The evaluation will be followed 1 month, 3 months after starting chemotherapy. The final evaluation will be done 1 month after completion of the chemotherapy.

    Measured: baseline, 1 month, 3 months, 1 month after chemotherpy completion

  7. Changes from Baseline Menopausal Symptoms 1 Month After Chemotherapy

    Menopausal symptoms will be evaluated by questionnaires before chemotherapy. The evaluation will be followed 1 month, 3 months after starting chemotherapy. The final evaluation will be done 1 month after completion of the chemotherapy.

    Measured: baseline, 1 month, 3 months, 1 month after chemotherpy completion

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted27 Jun 2013 (estimated)
  2. Study startFeb 2012
  3. Primary completionMay 2015
  4. Study completionMay 2015

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Observational
Observational model
Cohort
Time perspective
Prospective
Enrolment
224 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT01887925
Sponsor's protocol ID
BreastCaCTx_circadian
Status last verified
Nov 2015
First submitted
20 Jun 2013
Last updated
30 Nov 2015
Results posted
No
Data monitoring committee
Yes

Publications

  • Son KL, Jung D, Lee KM, Yeom CW, Oh GH, Kim TY, Im SA, Lee KH, Spiegel D, Hahm BJ. Morning Chronotype Decreases the Risk of Chemotherapy-Induced Peripheral Neuropathy in Women With Breast Cancer. J Korean Med Sci. 2022 Feb 7;37(5):e34. doi: 10.3346/jkms.2022.37.e34.

    PubMed 35132840

Questions about this trial

What is this clinical trial studying?

An observational study of Breast Neoplasms, run by Seoul National University Hospital at 1 site in South Korea.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 5 inclusion and 6 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 30 Nov 2015. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in South Korea. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

Are results available for this study?

The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Changes from Baseline Sleep Impairment at 1 Month After Chemotherapy (time frame: baseline, 1 month, 3 months, 1 month after chemotherpy completion). It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT01887925, which also lists 1 linked publication.

Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 30 Nov 2015.

Free account

Log in to keep searching

You’ve used your 3 free searches. AzTrials is free: log in or create a free account to keep searching clinical trials and save the ones you want to follow.

Create a free accountLog in