Epidemiology
Clinical trials for Epidemiology explained in plain language.
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30 years of cochlear implant data could reshape hearing care in china
Knowledge-focused CompletedResearchers are analyzing records from about 180,000 people who received cochlear implants in China between 1995 and 2026. The study aims to map how severe hearing loss and implant use have changed over time, how age and gender patterns look, and how patients move between provinc…
Matched conditions: EPIDEMIOLOGY
Sponsor: Chinese PLA General Hospital • Aim: Knowledge-focused
Last updated Sep 19, 2026 00:00 UTC
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Xiamen study reveals hidden GERD risks
Knowledge-focused CompletedThis study looked at how many people in Xiamen have gastroesophageal reflux disease (GERD) and what factors might increase their risk. Researchers surveyed 1625 adults who had typical reflux symptoms like heartburn. The goal was to better understand the disease's impact and help …
Matched conditions: EPIDEMIOLOGY
Sponsor: Zhongshan Hospital (Xiamen), Fudan University • Aim: Knowledge-focused
Last updated Jun 27, 2026 11:01 UTC
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18-Year sleep apnea study reveals hidden heart and brain risks
Knowledge-focused CompletedThis study follows 202 people who were first checked for sleep apnea as children in 2003. Researchers want to see how their sleep apnea changed over 18 years and whether it is linked to heart problems or thinking difficulties. Participants will repeat sleep tests, blood pressure …
Matched conditions: EPIDEMIOLOGY
Sponsor: Chinese University of Hong Kong • Aim: Knowledge-focused
Last updated Jun 27, 2026 08:03 UTC