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 nonoperative immediate weightbearing of minimally displaced lateral compression sacral fractures result in displacement?
Answer: : Immediate weightbearing, tempered by patient comfort, is a safe and acceptable treatment for minimally displaced LC sacral fractures and results in union with minimal additional displacement.

A: no
****
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 previous thoracic surgery increase peri-operative mortality in pediatric heart-lung transplant recipients?
Answer: We conclude that previous thoracic surgery in HLT recipients does not significantly increase blood product transfusion, cardiopulmonary bypass time or peri-operative mortality.

A:
no
****