Tonsillectomy technique--tradition versus technology.

Comments on the UK National Prospective Tonsillectomy Audit which sought to look at rates of postoperative complications from haemorrhage following tonsillectomies. How the rates increased for those who had tonsillectomy with diathermy as opposed to those who had dissection and haemostasis without diathermy; Why correlation is not proof of causation and why an extension of the audit is warranted.