Work Capability Assessment people on ESA said they had "ongoing concerns about the accuracy of the WCA". And in 2014, Atos announced that it had come to the conclusion that "the WCA is not working for claimants, for DWP or for Atos Healthcare". In November 2016, the United Nations Committee on the Rights of Persons with Disabilities published its report on the situation facing disabled people in the United Kingdom. Of the WCA, it said: In 2015, Iain Duncan Smith complained that the system gave doctors a "binary choice", not an opportunity to deliver a more nuanced opinion on claimants' fitness for work.
Work Capability Assessment work' decision overturned. During 2012, Parliament's Office of Science and Technology analysed the WCA's performance and found that "the number of fit-for-work decisions being overturned on appeal has led to questions about the reliability of the assessment process". In the same year, a parliamentary committee heard evidence from welfare advisors that, in nearly two out of three successful appeals to tribunals against fit-for-work decisions, appellants were seeing their points rise from "zero" in the original assessments — meaning that the original WCA had detected no relevant disabilities at all — to at least 15 points after the tribunals had independently