Detailed Instructions: 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: Does the relationship of clinical laboratory parameters and patient attribute to the quality of life of patients on hemodialysis?
Answer: The serum potassium level significantly affected not only physical health, but also QOL, a measure of psychosocial health. This suggests that providing nursing support to patients, guided by the serum potassium target range of 3.5-5.0 mEq/L, might improve and maintain QOL.
A:
yes