Loading metrics Open Access Study Protocol Citation: Sadath A, Thalil M, Reay S, Davis J, Kabir Z (2026) Non-suicidal self-injury and subsequent suicide attempts and death: A protocol for a systematic review of temporally ordered evidence. PLoS One 21(9): e0357977. https://doi.org/10.1371/journal.pone.0357977 Editor: Hongyu Zou, South China Normal University, CHINA Received: May 4, 2026; Accepted: August 25, 2026; Published: September 10, 2026 Copyright: © 2026 Sadath et al.