Social Identity, Online Peer Pressure, and Self-Esteem: A Multi-Group SEM Study of Gender Differences among Emerging Adults in Indonesia

This dataset comprises survey responses from 592 Indonesian emerging-adult university students (ages 18–25) across Jakarta, Surabaya, and Bali, including demographics, academic year, primary social media platform, and daily social media usage hours. It contains item-level measures for Social Identity (6 items, 5-point Likert), Online Peer Pressure (6 items, 5-point), and Self-Esteem (7 items, 4-point with two reverse-keyed items), suitable for multi-group SEM by gender examining the relations between social identity, online peer pressure, and self-esteem.