Somayeh Afshari, Rajabali Daroudi, Reza Goudarzi, Alireza Mahboub-Ahari, Mehdi Yaseri, Ali Akbari Sari, Hosein Ameri, Sajjad Bahariniya, Alireza Oliaei-Manesh, Khalil Kalavani, Zahra Zare, Elham Hasannezhad, Mohammadamin Mirzaei, Zahra Amiri
OBJECTIVES: The main aim of this study is to estimate a national value set of the EQ-5D-5L questionnaire for Iran. METHODS: The composite time trade-off (cTTO) and discrete choice experiment (DCE) methods; and the protocol for EuroQol Portable Valuation Technology (EQ-PVT) were used to estimate the Iran national value set. 1179 face-to-face computer-assisted interviews were conducted with adults that were recruited from five Iran major cities in 2021. Generalized least squares, Tobit, heteroskedastic, logit, and hybrid models were used to analyze the data and to identify the best fitting model...
March 10, 2023: Quality of Life Research