Session 4 topic-level patterns require larger samples
Validate whether the session‑4 topic-level n‑gram and vocabulary reuse patterns observed for LLM‑to‑Brain and Brain‑to‑LLM groups persist in larger and more diverse populations to enable definitive conclusions.
References
However, as the number of participants recorded in session 4 was 18, this analysis requires further data collection from a wider population to draw the definite conclusions.
— Your Brain on ChatGPT: Accumulation of Cognitive Debt when Using an AI Assistant for Essay Writing Task
(Kosmyna et al., 10 Jun 2025) in TOPICS ANALYSIS, In-Depth NLP Topics Analysis Sessions 1, 2, 3 vs Session 4 (closing paragraph)