Of course, the Chinese are still more satisfied with the state of their country than many other publics around the world.

BBC: China inequality causes unease - Pew survey

"You are going to have to communicate with your patient and many patients won't be satisfied with the response 'its in my gut' that this is the best course of action, " he told BBC Radio 4's More Or Less.

BBC: NEWS | Programmes | More Or Less | Diagnosis by computer statistics