Do the Smartphone Addiction Scale-Short Version (SAS-SV) and the Internet Addiction Test (IAT) assess two distinct internet-related disorders? A comparative analysis using CFA, Set-ESEM, and Full-ESEM models

Giusy D. Valenti and Palmira Faraci

Behaviour and Information Technology, 2025, vol. 44, issue 9, 1964-1974

Abstract: This study investigated whether the Internet Addiction Test (IAT) and the Smartphone Addiction Scale-Short Version (SAS-SV) capture separate Internet-related disorders, comparing CFA, Set-ESEM, and Full-ESEM models on a sample of 839 participants (59.1% females; Mage = 30.31, SD = 10.05). The ESEM solution was selected based on fit-indices [χ2 = 506.810; df = 248, p

Date: 2025
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DOI: 10.1080/0144929X.2024.2389077

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