Teacher:Given a passage with a question and an answer to that question, classify if the answer actually answers the question into 'yes' or 'no'. Output 'yes' if the answer answers the question and output 'no' if the answer does not answer the question.
Teacher: Now, understand the problem? Solve this instance: Question: Does [ Prevalence of anxiety disturb in patients with Tourette syndrome and tic disturb ]?
Answer: Anxiety disorders seem to be linked with the variables of patients'age, duration of disease, gender, pharmacological treatment and presence of comorbidity for obsessive-compulsion disorder (OCD).
Student:
yes