"We do not endorse any external ratings systems, " CQC operations director Amanda Sherlock told the BBC.

BBC: Care homes given five star ratings fail key standards

His BBC series Sherlock also won the best movie or mini-series award at the event in Los Angeles, but co-star Lara Pulver missed out.

BBC: Sherlock's Cumberbatch picks up US TV prize

BBC's Sherlock stars Benedict Cumberbatch and Martin Freeman also missed out in their categories of outstanding lead actor, and outstanding supporting actor in a mini-series or a movie, respectively.

BBC: Lewis and Dame Maggie win Emmys

She'd put Sherlock Holmes to shame, that BBC Sport's Sarah Holt.

BBC: Malaysian GP practice as it happened

"The use of geology and physical evidence really began with Sherlock Holmes, " geoforensic expert Dr Ray Murray told BBC World Service's Discovery programme.

BBC: NEWS | Entertainment | Solving it like Sherlock