More than 95 percent of Ohio children have health coverage as the uninsured rate fell to historic lows in the wake of Obamacare. A new report from the Georgetown University Center for Children and Families credits Medicaid expansion under the Affordable Care Act for the decline in uninsured children.adcelannotate = {"mobilepaywallcategory" : "MOBILE_PREM-LOCAL","nativepaywallcategory" : "NATIVE_PREM-LOCAL"};