Discussion Despite a documented second, smaller peak of NSSI behaviors in young adulthood (Kiekens et al., 2019 ) and its high prevalence in university populations—with some studies even reporting an increasing trend (Wester et al., 2018 )—relatively few studies have explored the heterogeneous nature of NSSI within emerging adult university samples.
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Motivational Complexity of Nonsuicidal Self-injury Associated with its Severity in Emerging Adult University Students.
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Moreover, the literature indicates a clear trend of a radical increase in NSSI prevalence among young adults over the past decade and a half, with the lifetime prevalence among first-year US college students increasing from 16% to 45% between 2008 and 2015 (Wester et al., 2018 ).
Previous research has documented a decreasing trend in NSSI across the first university year (Farrell et al., 2024 ), which has been attributed to students’ increasing adaptation to the challenges of university life (Conley et al., 2020 ).