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.
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Question: Question: Is serum Reg-Ialpha suitable marker of metabolic syndrome?
Answer: Our study, for the first time, indicates that serum Reg-1alpha is not useful for the diagnosis of metabolic syndrome (Tab. 3, Ref. 7).

Answer: no

Question: Question: Does antidepressant medication treatment failure predict lower remission with ECT for major depressive disorder : a report from the consortium for research in electroconvulsive therapy?
Answer: Treatment failure with anti-depressant medication does not predict acute remission status with ECT for nonpsychotically depressed patients.

Answer: no

Question: Question: Are protein Z Plasma Levels Elevated in Patients with Non-Arteritic Anterior Ischemic Optic Neuropathy?
Answer: In our study, protein Z levels are not implicated in the pathogenesis of non-arteritic anterior ischemic optic neuropathy (N-AION).

Answer:
no