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.

[Q]: Question: Are common genetic variants related to vitamin D status associated with esophageal squamous cell carcinoma risk in China?
Answer: Our results suggested that common genetic variants related to vitamin D levels are not associated with risk of ESCC in this Chinese population.
[A]: no


[Q]: Question: Does early removal of central venous catheter in patients with candidemia improve outcome : analysis of 842 patients from 2 randomized clinical trials?
Answer: In this cohort of 842 adults with candidemia followed up prospectively, early CVC removal was not associated with any clinical benefit. These findings suggest an evidence-based re-evaluation of current treatment recommendations.
[A]: no


[Q]: Question: Is decrease of pulmonary blood flow detected by phase contrast MRI correlated with a decrease in lung volume and increase of lung fibrosis area determined by computed tomography in interstitial lung disease?
Answer: In ILD, reduced pulmonary blood flow is associated with reduced lung volume and increased abnormal lung area.
[A]:
yes