Supplementary Dataset – Caffeine intake and adverse effects among Brazilian esports players (n = 181)

This deposit contains the anonymised dataset and supporting materials for the study “Caffeine consumption patterns, motivations, and adverse effects among Brazilian esports players: a cross-sectional study.”Between 17 November 2023 and 30 April 2024, 181 Brazilian esports athletes (≥ 18 y) completed a 64-item online questionnaire. The main CSV file holds fully de-identified, UTF-8-encoded records.本数据存档包含研究"巴西电竞玩家咖啡因摄入模式、动机及不良影响：一项横断面研究"的匿名化数据集与配套支撑材料。2023年11月17日至2024年4月30日期间，181名年满18周岁的巴西电竞运动员完成了一份包含64个条目的在线调查问卷。主逗号分隔值（Comma-Separated Values, CSV）文件存储了完全去标识化且采用UTF-8编码的研究记录。