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: Is orchidopexy without ligation of the processus vaginalis associated with an increased risk of inguinal hernia?
Answer: Our findings confirm that division without ligation of a patent processus vaginalis is usually followed by spontaneous peritoneal scarring and complete closure of the internal inguinal ring. Present technique is as effective as traditional orchidopexy and saves extra time spent for meticulous closure of the processus vaginalis or peritoneal tears.
[A]: no


[Q]: Question: Does botulinum toxin B increase mouth opening in patients with spastic trismus?
Answer: Botulinum toxin serotype B injections into the masseter muscles effectively reduce hypertonia and provide for better mouth opening, thereby contributing to a positive and desired clinical goal.
[A]: yes


[Q]: Question: Does insurance status predict curve magnitude in adolescent idiopathic scoliosis at first presentation to an orthopaedic surgeon?
Answer: Patients with private insurance presenting for evaluation of idiopathic adolescent scoliosis were significantly more likely to present as a second opinion than those with government insurance. In this group of 642 patients, no significant differences were found in major Cobb angle at presentation or eventual need for surgery.
[A]:
no