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.
--------
Question: Question: Does in a safety net population HPV4 vaccine adherence worsen as BMI increases?
Answer: Obesity, as well as gravidity and Hispanic race, are risk factors for lack of HPV4 vaccine adherence among young females in a safety net population.

Answer: yes


Question: Question: Does the methionine-choline deficient dietary model of steatohepatitis exhibit insulin resistance?
Answer: GTT, ITT and QUICKI confirmed the absence of insulin resistance in the MCD fed mice. This model causes fibrosing steatohepatitis and may help delineate the non-insulin resistant mechanisms involved in human steatohepatitis.

Answer: no


Question: Question: Do laser-mediated transmural myocardial channels salvage acutely ischemic myocardium?
Answer: Direct laser revascularization of the heart did not provide any immediate benefit to ischemic myocardium in this canine model of coronary artery occlusion. Thus, it is doubtful that direct laser-mediated myocardial revascularization would be of immediate benefit in the treatment of patients with acute ischemia.

Answer:
no