Tics and Emotional Dysregulation

Sixty consecutive admissions were assessed for perceived stress, emotional dysregulation, severity of obsessions and compulsions, anxiety, depression, attention deficit disorder, and tic expression at a TD clinic, in a university-affiliated pediatric hospital. The results indicated that stress and emotion dysregulation were significantly related to both tic expression and severity of comorbidities.

What is this study missing?

Stressors beyond emotional: environmental, physical, biological

What is causing emotional dysregulation? Talk about the stress of inflammation on mood. Is it really the emotions or the underlying stressors driving the emotions?