Senate Majority Leader Mitch McConnell said Wednesday that he intends to hold a vote next week on an Affordable Care Act repeal plan. (Jabin Botsford/The Washington Post)

Senate Republicans’ latest strategy for demolishing major elements of the Affordable Care Act would leave 32 million more Americans uninsured in a decade, according to congressional budget analysts who predict that nearly a quarter of the U.S. population at that point would lack access to the kind of health plans sold through the law’s insurance marketplaces.

The Congressional Budget Office issued an assessment late Wednesday afternoon of a bill that Senate Majority Leader Mitch McConnell (R-Ky.) has said he will bring to a vote early next week, even though it appears to have little chance of passing. Having failed to win support even within his own party for any plan to substitute parts of the ACA with more conservative policies, the new version would dismantle large swaths of the 2010 law without a replacement.

That strategy, according to the CBO, would render an additional 17 million more Americans uninsured in 2018; that number would jump to 27 million two years later when the bill would end two cornerstones of the ACA: subsidies that help the vast majority of consumers buying health plans through…