Validation of the patient benefit index for the assessment of patient-relevant benefit in the treatment of psoriasis
Archives of Dermatological Research, 06/26/2012
Feuerhahn J et al. – The Patient Benefit Index (PBI) showed convergent validity regarding the quality of life, psoriasis area and severity index, and two single questions on treatment benefit used in the longitudinal study. The PBI is a suitable instrument for the assessment of patient–reported benefit in the treatment of psoriasis.