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

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

Status
Completed
Phases
Unknown
Study type
Observational
Source
ClinicalTrials.gov
Registry ID
NCT01887925
Enrollment
224
Registered
2013-06-27
Start date
2012-02-29
Completion date
2015-05-31
Last updated
2015-11-30

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Breast Neoplasms

Keywords

breast neoplasms, sleep, anxiety, depression, life quality

Brief 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.

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.

Interventions

None listed

Sponsors

Seoul National University Hospital
Lead SponsorOTHER

Study design

Observational model
COHORT
Time perspective
PROSPECTIVE

Eligibility

Sex/Gender
FEMALE
Age
18 Years to 70 Years
Healthy volunteers
No

Inclusion criteria

* 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

Exclusion criteria

* 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

Design outcomes

Primary

MeasureTime frameDescription
Changes from Baseline Sleep Impairment at 1 Month After Chemotherapybaseline, 1 month, 3 months, 1 month after chemotherpy completionSleep 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.

Secondary

MeasureTime frameDescription
Changes from Baseline Cancer-related Symptoms at 1 Month After Chemotherapybaseline, 1 month, 3 months, 1 month after chemotherpy completionCancer-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.
Changes from Baseline Fatigue at 1 Month After Chemotherapybaseline, 1 month, 3 months, 1 month after chemotherpy completionFatigue 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.
Changes from Baseline Depression at 1 Month After Chemotherapybaseline, 1 month, 3 months, 1 month after chemotherpy completionDepression 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.
Changes from Baseline Quality of Life at 1 Month After Chemotherapybaseline, 1 month after chemotherpy completionQuality of life will be evaluated by questionnaires before chemotherapy. The evaluation will be followed 1 month after completion of the chemotherapy.
Changes from Baseline PTSD Symptoms 1 Month After Chemotherapybaseline, 1 month, 3 months, 1 month after chemotherpy completionPTSD 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.
Changes from Baseline Menopausal Symptoms 1 Month After Chemotherapybaseline, 1 month, 3 months, 1 month after chemotherpy completionMenopausal 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.
Changes from Baseline Anxiety 1 Month After Chemotherapybaseline, 1 month, 3 months, 1 month after chemotherpy completionAnxiety 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.

Countries

South Korea

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 13, 2026