The trolley problem problem.

(…) in 2015, nearly 70 per cent of CPR attempts in TV dramas succeeded, with 50 per cent of patients surviving to be discharged. In reality, the rate of successful discharge after CPR in US hospitals is 25 per cent. So using fiction as a means for ethical reflection – whether in thought experiments or in novels – will tend to raise the same questions of experience, abstraction and ‘too much knowledge’ that we considered earlier in discussing Thomson’s violinist.