I have attached a link to an article which was published in the Guardian Weekend 28.05.11, it acknowledges that looking after the older person is a costly and complex challenge and that home visiting has been promoted as preferable and cheaper than residential care. But asks the question is 15 minutes per day enough. In the article Amelia Gentleman accompanies a number of carers on their rounds to experience what it is like for them and the people they look after on a daily basis. Click on the link below for the full article.
http://www.guardian.co.uk/society/2011/may/28/caring-for-elderly-in-own-homes/print