Cases could be accumulating, particularly among the elderly, and we have no way of knowing. There have been 87 probable or confirmed cases of CJD in the UK to date.
People are more concerned to look after their loved ones' body parts.
I don't think that has been helped by some of the circumstances that have surrounded some very conspicuous cases like Alder Hey and Bristol. He said people had to realise that post-mortems were legitimate practice.