The Healthy Michigan Plan launched in April 2014. It opened the Medicaid rolls to hundreds of thousands of low-income people for the first time. And no one was quite sure what to expect.
There were widely held fears that the flood of previously uninsured people would make it harder for everyone to get doctor's appointments, and that hospitals would be overloaded with seriously sick patients who, until then, didn't have insurance coverage.
Now, two years down the road, there's enough data for experts to study and analyze.