| Unique ID issued by UMIN | UMIN000062840 |
|---|---|
| Receipt number | R000071936 |
| Scientific Title | Adherence to skincare using medicated cosmetics and changes in skin-related quality of life in patients with cancer: a multicenter nonrandomized comparative study |
| Date of disclosure of the study information | 2026/09/07 |
| Last modified on | 2026/09/07 18:04:27 |
A study of adherence to skincare using medicated cosmetics and quality of life in patients with cancer
Cancer Skincare Study
Adherence to skincare using medicated cosmetics and changes in skin-related quality of life in patients with cancer: a multicenter nonrandomized comparative study
Cancer Skincare Study
| Japan |
Skin concerns such as xerosis, hyperpigmentation, and wrinkles in patients with cancer
| Dermatology | Plastic surgery | Adult |
Malignancy
NO
To evaluate 12-week adherence to a skincare regimen using medicated cosmetic products in patients with cancer compared with noncancer controls, and to assess changes in skin findings and quality of life during the intervention.
Others
Evaluation of adherence to the skincare regimen
Exploratory
Pragmatic
Not applicable
Proportion of participants who continue use of the study skincare products through 12 weeks after initiation (12-week continuation rate), compared between the cancer group and the noncancer control group.
1,Changes in physician-assessed skin findings (scaling, xerosis, erythema, and hyperpigmentation) from baseline to weeks 4 and 12.
2,Changes in skin-related quality of life assessed using Skindex-16 from baseline to weeks 4 and 12.
3,Changes in psychological status assessed using the Hospital Anxiety and Depression Scale (HADS) from baseline to weeks 4 and 12.
4,Adverse events during use of the study products.
Interventional
Single arm
Non-randomized
Open -no one is blinded
Self control
1
Treatment
| Other |
Participants use Collage Repair Lotion R and Collage Repair Bright Essence DR for 12 weeks. In principle, participants replace the lotion and serum used before enrollment with the study products and apply them twice daily, in the morning and evening, at home. Other products used before study entry, including makeup remover, facial cleanser, sunscreen, and emulsion or moisturizer, may be continued. The same intervention is provided to participants with cancer and noncancer controls.
| 18 | years-old | <= |
| Not applicable |
Male and Female
1,Participants aged 18 years or older at the time of informed consent.
2,Cancer group: outpatients with cancer who have skin concerns such as xerosis, hyperpigmentation, or wrinkles that do not require dermatologic treatment. Both patients with active cancer and those who have completed cancer treatment are eligible.
3,Noncancer control group: healthy individuals who do not meet the cancer-specific criterion described above.
4,Participants who receive an explanation of the study and provide informed consent.
1,Participants with severe skin disease.
2,Participants with a history of contact dermatitis or similar skin reactions caused by a study product or a product containing similar ingredients.
3,Participants who are expected to have difficulty attending the end-of-study assessment.
4,Participants considered unsuitable for study participation by the investigator.
80
| 1st name | Misato |
| Middle name | |
| Last name | Ueda |
Hyogo Cancer Center
Department of Plastic Surgery
673-8558
13-70 Kitaoji-cho, Akashi, Hyogo 673-8558, Japan
078-929-1151
sakuramochi0v0@yahoo.co.jp
| 1st name | Rei |
| Middle name | |
| Last name | Kumanishi |
Hyogo Cancer Center
Department of Plastic Surgery
673-8558
13-70 Kitaoji-cho, Akashi, Hyogo 673-8558, Japan
078-929-1151
kumaray109@gmail.com
Hyogo Cancer Center
Mochida Healthcare Co., Ltd.
Profit organization
Ethics Review Committee of Hyogo Cancer Center
13-70 Kitaoji-cho, Akashi, Hyogo 673-8558, Japan
078-929-1151
hcc-rinri@hyogo-cc.jp
NO
兵庫県立がんセンター(兵庫県)
神戸大学医学部附属病院(兵庫県)
和歌山県立医科大学(和歌山県)
| 2026 | Year | 09 | Month | 07 | Day |
Unpublished
68
Data may be shared upon reasonable request, subject to applicable ethical and institutional restrictions.
De-identified data supporting the findings of this study may be made available from the corresponding author upon reasonable request, subject to applicable ethical and institutional restrictions.
Completed
| 2024 | Year | 05 | Month | 23 | Day |
| 2024 | Year | 07 | Month | 30 | Day |
| 2024 | Year | 10 | Month | 07 | Day |
| 2026 | Year | 01 | Month | 31 | Day |
This study was conducted as a prospective interventional study but was retrospectively registered in UMIN-CTR after completion of the study. The target sample size was 80 participants (40 in the cancer group and 40 in the control group), and enrollment was closed after 68 participants had been enrolled (34 in the cancer group and 34 in the control group).
| 2026 | Year | 09 | Month | 07 | Day |
| 2026 | Year | 09 | Month | 07 | Day |
Value
https://center6.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000071936