A randomized clinical trial in psoriasis: synchronous balneophototherapy with bathing in Dead Sea salt solution plus narrowband UVB vs. narrowband UVB alone (TOMESA-study group)

Klein, A. and Schiffner, R. and Schiffner-Rohe, J. and Einsele-Kraemer, B. and Heinlin, J. and Stolz, W. and Landthaler, M. (2011) A randomized clinical trial in psoriasis: synchronous balneophototherapy with bathing in Dead Sea salt solution plus narrowband UVB vs. narrowband UVB alone (TOMESA-study group). JOURNAL OF THE EUROPEAN ACADEMY OF DERMATOLOGY AND VENEREOLOGY, 25 (5). pp. 570-578. ISSN 0926-9959, 1468-3083

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Abstract

Background Synchronous balneophototherapy (sBPT) simulates treatment conditions at the Dead Sea for outpatient use. In the past, sBPT proved to be an effective treatment for psoriasis. However, there is a lack of sufficiently large randomized controlled clinical trials evaluating the additional benefit of sBPT compared with ultraviolet B (UVB) monotherapy. Objectives The purpose of this study was to compare the effectiveness and safety of sBPT with UVB phototherapy (PT) alone in a randomized controlled effectiveness study. Methods In this phase III, multicentre effectiveness study, 367 patients with moderate to severe psoriasis were randomly allocated in a 1 : 1 ratio to receive either sBPT consisting of narrowband UVB PT with 311 nm and synchronous bathing in 10% Dead Sea salt solution or PT with 311 nm alone. Primary endpoint, analysed on an intention-to-treat basis (n = 356), was the relative improvement of the Psoriasis Area and Severity Index (PASI) from baseline to end of treatment (35 sessions or clearance). Sample size calculation aimed at the detection of superiority of at least 10%. Results Median PASI values were comparable at baseline (sBPT: 15.1, interquartile range: 10.9-24.3; PT: 15.3, interquartile range: 10.0-23.7). A clinically relevant and statistically significant difference of 49.5% between sBPT and PT could be proven at the end of the therapy phase (P < 0.001; Wilcoxon-Mann-Whitney test). Exploratory testing showed a statistically significant superiority of sBPT after 6 months. Conclusions In routine clinical practice, sBPT is superior to PT alone after 35 treatment sessions and a follow-up of 6 months. Both treatments demonstrated to be safe.

Item Type: Article
Uncontrolled Keywords: SALINE SPA WATER; QUALITY-OF-LIFE; B PHOTOTHERAPY; SKIN; MULTICENTER; IRRADIATION; CLEARANCE; EFFICACY; MODERATE; LESSONS; balneophototherapy; psoriasis; Psoriasis Area and Severity Index
Subjects: 600 Technology > 610 Medical sciences Medicine
Divisions: Medicine > Lehrstuhl für Dermatologie und Venerologie
Depositing User: Dr. Gernot Deinzer
Date Deposited: 22 Jun 2020 05:23
Last Modified: 22 Jun 2020 05:23
URI: https://pred.uni-regensburg.de/id/eprint/20899

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