Dataset for Big Five Personality, Dispositional Mindfulness and Meaning in Life in Russian-Speaking Adults in Kazakhstan

This repository contains the de-identified item-level dataset for a cross-sectional study of 147 Russian-speaking adults aged 18–60 years from Kazakhstan examining associations between Big Five personality traits, dispositional mindfulness, and meaning in life. Data were collected online in 2025 using the BFI-2-S, Mindful Attention Awareness Scale (MAAS), and Russian Purpose-in-Life/Life-Meaning Orientations Test. The archive includes the analysis-ready dataset and variable codebook.