the cbo republicans on capitol hill and in the white house have criticized the cbo for inaccuracies in its analysis of the impact of the affordable care act in 2010 while the cbo overestimated the number of people who would obtain insurance it was correct in predicting that the number of uninsured would fall history has proven the cbo to be totally incapable of accurately predicting how health care legislation will impact health insurance coverage a white house official said wednesday even before the report was released republicans said the senate is likely to make significant changes to the house proposal scored by the cbo its a technical procedural step said senate majority leader mitch mcconnell of kentucky beyond likely reiterating things we already know like that fewer people will buy a product they dont want when the government stops forcing them to the updated report will allow the senate procedural to move forward to work and draft its own health care legislation we dont have the same bill that the house does were doing something different so there are limits to its effectiveness but it certainly informs our discussion sen jeff flake rariz said of the cbo report as with all cbo reports wednesdays analysis said that there are a number of factors that contribute to the uncertainty of its prognostications but that it endeavored to develop estimates that are in the middle of the distribution of potential outcomes abc news ali rogin contributed to this report