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Ottawa, Michigan
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- Health data: County snapshot
Ottawa, Ohio
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- Health data: County snapshot
Ottawa, Oklahoma
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- Health data: County snapshot
Otter Tail, Minnesota
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- Health data: County snapshot
Ouachita, Arkansas
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- Health data: County snapshot
Ouachita, Louisiana
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- Health data: County snapshot
Our 2017 Rankings are here!
The new 2017 County Health Rankings are now live! Search for your county or state to get started.
You’ll find updated data for your county, along with new resources and tools such as:
Our 2017 Key Findings Report, which points to rising rates of premature death...
Our Methods
Evidence Rating: Search, Selection, and Assessment We begin with a broad orientation search to define each strategy and identify appropriate search terms. We then...
Our Ratings
Evidence Rating “Evidence of effectiveness” can mean different things to different people. Our approach to assessing evidence combines what we know from scientific study...
Our Sources
There are many avenues to find evidence of effectiveness. This page highlights a number of web sites we consider in our review and assessment...