What are DLQI severity categories?

DLQI 0-1: no effect. 2-5: small effect. 6-10: moderate effect. 11-20: very large effect. 21-30: extremely large effect on QoL. DLQI >10 combined with PASI >=10 defines moderate-severe psoriasis for biologic eligibility.

What does DLQI measure?

DLQI covers symptoms/feelings, daily activities, leisure, work/school, personal relationships, and treatment burden over the past week. It is validated in psoriasis, eczema, acne, urticaria, and contact dermatitis.

What DLQI change is clinically meaningful?

MCID (minimal clinically important difference) for DLQI is 2.24 points (decrease). A change of >=4 points is often used as the threshold for clinically important improvement in clinical trials.

DLQI Dermatology Life Quality Index

Assess dermatology-related quality of life using DLQI (10 questions, 0-30). Score >10 indicates significant impact on quality of life and supports eligibility for advanced therapy.

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DLQI Dermatology Life Quality Index

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Frequently Asked Questions

What are DLQI severity categories?

What does DLQI measure?

What DLQI change is clinically meaningful?