Anxiety, social responsiveness, and grit among patients with KCNJ11-related neonatal diabetes compared to unaffected siblings

AIMS: Neonatal diabetes mellitus (NDM) occurs before 6-12 months of age and is commonly caused by activating mutations in KCNJ11 (KCNJ11-NDM) or ABCC8. Because of brain expression of these mutant ATP-dependent potassium channels, a spectrum of divergent neurodevelopmental difficulties have been described, including developmental delay, epilepsy, and neonatal diabetes (DEND). However, information on anxiety, social responsiveness, and grit is limited. METHODS: Individuals with KCNJ11-NDM (N = 12) and their unaffected siblings (N = 12) were recruited through the University of Chicago Monogenic Diabetes Registry and participants or their parent/caregiver completedthe Screen for Adult/Child Anxiety Related Disorder (SCAARED/SCARED), the Social Responsiveness Scale, Second Edition (SRS-2), and the Grit Scale. RESULTS: Mean SRS-2 scores were significantly different between KCNJ11-NDM and sibling controls (P =