CLEVELAND, Ohio — With fewer than 50 days until the state health insurance marketplace opens for enrollment, some Ohioans are still scratching their heads and wondering:

What is the marketplace? How much is this going to cost me? Wasn’t Obamacare repealed?

The answers are important to people like Marla and Mark Sweeney, who live in Middleburg Heights with their three daughters. Tens of thousands of Ohioans like them will be in the first substantial group to test the controversial law that mandates health coverage for just about everyone.

If you get your health insurance from your employer or from a federal program, Oct. 1 might not be an important date to you. But you may have friends or family members who don’t have health insurance or buy their own who should be paying attention. Roughly 15 percent of Ohio’s population is uninsured, and another 3.5 percent purchase health insurance on the individual market, according to a 2011 Milliman study commissioned by the Ohio Department of Insurance.

Read the full story at Cleveland.com