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Table 3 Psychometric properties of the at the scale level

From: Adaptation and validation of the Online-Fear of Missing Out Inventory into Turkish and the association with social media addiction, smartphone addiction, and life satisfaction

Psychometric testing Anxiety Need to belong Need for popularity Addiction
Composite reliability 0.93 0.79 0.81 0.81
Average variance extracted 0.72 0.44 0.47 0.46
Internal consistency (Cronbach’s α) 0.902 0.796 0.821 0.814
McDonald’s ω 0.903 0.802 0.832 0.817
Item separation reliability from Rasch 0.98 0.98 0.97 0.94
Item separation index from Rasch 7.93 6.73 5.86 4.04
Person separation reliability from Rasch 0.84 0.76 0.77 0.76
Person separation index from Rasch 2.29 2.13 2.15 0.214