Japanese Version of the Dermatology Life Quality Index for Acne
Author Information
Author(s): Takahashi Natsuko, Suzukamo Yoshimi, Nakamura Motonobu, Miyachi Yoshiki, Green Joseph, Ohya Yukihiro, Finlay Andrew Y, Fukuhara Shunichi
Primary Institution: Institute for Health Outcomes and Process Evaluation Research, Tokyo, Japan
Hypothesis
The Japanese version of the Dermatology Life Quality Index (DLQI-J) is valid and reliable for measuring quality of life in patients with acne.
Conclusion
The DLQI-J provides valid and reliable data despite having only a small number of items.
Supporting Evidence
- The DLQI-J was completed by 197 people to examine its validity and reliability.
- The mean score of DLQI was 3.99, indicating a moderate impact on quality of life.
- The responses were found to be reproducible and stable.
- The correlations of DLQI-J scores with clinical severity were high.
Takeaway
This study created a Japanese questionnaire to help understand how acne affects people's lives, and it works well.
Methodology
The DLQI-J was developed through translation and cultural adaptation, followed by a validation study involving 197 patients with acne.
Limitations
The study primarily involved patients seeking treatment, which may not represent all individuals with acne.
Participant Demographics
Mean age was 24.8 years, 77.2% were female, and 78.7% had acne vulgaris.
Digital Object Identifier (DOI)
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