Gordon Gao

Experts at UMD Work to Harness Big Data for Your Health

The U.S. Food and Drug Administration is working to harness fast-accumulating personal health data from the likes of Twitter, Facebook and wearable devices. But more than 90 percent of analysts’ efforts to capitalize on that data falls below the targeted efficiency level for the FDA’s Office of Surveillance and Biometrics in its Center for Device and Radiological Health, said Isaac Chang, who directs post-market surveillance for that office. “We have observations of signals and patterns,” he said. “But they’re one-off maps.”

UMD-FDA Workshop on Mobile Health and Social Media Analytics for Product Safety

The Food and Drug Administration is looking to get, and stay, on the same page with producers and users of medical wearables. The FDA mission to regulate medical devices to protect consumers is challenged by the mobile health field continuously innovating new products. Harnessing user data is one way to keep pace. Thus, regulators and experts from industry and academia will gather on Friday, Sept. 11, 2015 in the University of Maryland’s Adele H. Stamp Student Union to discuss the opportunities and challenges these data sources create.

No 'Heckler's Veto' in Online Ratings of Doctors

Doctors have many concerns about online crowdsourced ratings, which are intended to make patients better-informed consumers of health care, but this is a big one: They worry that complainers will be the most outspoken contributors to rating sites, skewing scores and resulting in a kind of heckler's veto. But a new study involving Smith School professors Gordon Gao and Ritu Agarwal shows that something different is happening. Read more...

Doctor-Satisfaction Ratings Not Meshing with Outcomes

People who check online patient reviews to zero in on doctors to cure or effectively treat their conditions need to take the information they find with a grain of salt, according to new research from the University of Maryland's Robert H. Smith School of Business. The study, coauthored by Gordon Gao, co-director of the school's Center for Health Information & Decision Systems (CHIDS), finds no evidence associating online physician-satisfaction ratings with clinical quality measures -- and only a small link to patients’ actual experience. Read more...

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