Illness identity and adjusting to type I diabetes: A four-wave longitudinal study.

Prior research has linked illness identity-or the extent to which the illness is integrated into one's identity-to diabetes-specific functioning. Four illness identity dimensions have been identified: rejection, acceptance, engulfment, and enrichment. As longitudinal research on this topic is scarce, this study examined developmental trajectories of illness identity and prospective associations between illness identity and diabetes-specific functioning. Adolescents and emerging adults with Type I diabetes, aged 14 to 25 (M We observed small linear increases in acceptance (M We identified small but interesting changes in three out of four illness identity dimensions. Prospective associations between illness identity and diabetes-specific functioning were bidirectional in nature. (PsycInfo Database Record (c) 2021 APA, all rights reserved).