Psychometric evaluation of the DSM-5-TR-Level 1 Cross-Cutting Symptom Measure: transdiagnostic factor analysis in a real-world psychiatric outpatient sample
Emily Shih
BackgroundDimensional approaches to psychiatric assessment are increasingly used to complement categorical diagnoses. The DSM–TR Level 1 Cross-Cutting Symptom Measure (DSM-XC) assesses symptoms across psychopathology domains, but its latent structure remains unexplored in large, real-world psychiatric outpatient populations, limiting guidance on how clinicians interpret and apply results.MethodsWe analyzed real-world data from patients (N = 3,101) using the Osmind platform who completed the DSM-