Selecting an Individualized Treatment Approach: The Predictive Value of Erotic Stimulation and Nocturnal Erections for Efficacy of Tadalafil and Cure in Patients With Erectile Dysfunction

Autor: Zhiwei Liu, Tao Wu, Shanjin Ma, Wei Xue, Xiaoye Jiang, Qisheng Tang, Jianjun Ma
Jazyk: angličtina
Rok vydání: 2022
Předmět:
Zdroj: Frontiers in Endocrinology, Vol 13 (2022)
Druh dokumentu: article
ISSN: 1664-2392
DOI: 10.3389/fendo.2022.915025
Popis: PurposeThis study aimed to evaluate two modes of Rigiscan for predicting tadalafil response, and to identify which Rigiscan variables are the most efficient at making these predictions.MethodsAll patients received at least two rounds of nocturnal penile tumescence and rigidity (NPTR) testing and/or audiovisual sexual stimulation (AVSS), then completed the International Index of Erectile Function-5 (IIEF-5) questionnaire, followed by oral 5 mg tadalafil daily for 4 weeks. After a 4-week washout period, all respondents underwent an the IIEF-5 questionnaire again. ED patients were then categorized into tadalafil responders and tadalafil non-responders, who were then further divided into cured patients and uncured patients.ResultsWhen predicting tadalafil responders, the area under the curve (AUC) of NPTR was superior to that of AVSS (0.68~0.84 VS 0.69~0.73), and the predicted optimal cut-off values were DOEE60≥17.75 min in NPTR, compared to other parameters regardless of AVSS or NPTR (P
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