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: Are synovial Cytokines and the MSIS Criteria Useful for Determining Infection Resolution After Periprosthetic Joint Infection Explantation?
Answer: IL-6 and IL-1β demonstrated high sensitivities to diagnose PJI and showed the greatest decrease between first and second stages, which may potentially be used to monitor treatment response to PJI. However, cytokines and MSIS criteria had low sensitivity to rule out infection before reimplantation.
no

Question: Do several mechanical manipulations of the wall of the inner ear affect air and bone conduction auditory thresholds?
Answer: It is likely that an alternative mode of cochlear excitation is possible.
no

Question: Is surgical strategy for the gastric gastrointestinal stromal tumors ( GISTs ) larger than 5 cm : laparoscopic surgery feasible , safe , and oncologically acceptable?
Answer: In patients with gastric GISTs >5 cm, LAP can be performed with outcomes equivalent to those of OPEN if patient selection and intraoperative judgment are appropriate.

yes