Qilu Hospital Of Shandong University

This study looks at whether using a blood test (ctDNA) to guide treatment after surgery for stage II-III gastric cancer works as well as standard chemotherapy. About 197 patients are being observed to see if those with low-risk blood markers can safely receive less intense treatm…

This study explores whether a breathing training program can improve sleep in people whose insomnia is tied to emotional issues like anxiety or depression. Researchers will measure sleep quality and heart activity in 188 adults. The goal is to find a simple, non-drug way to ease …

This study tests whether a structured care plan soon after surgery can improve quality of life and reduce complications in 264 adults with gastric cancer who had neoadjuvant therapy. Participants will receive either standard care or the structured intervention. The goal is to see…

This study looks at whether a diet low in leucine (an amino acid) is safe for people with stomach cancer. About 37 patients will follow this special diet before surgery. Researchers will check blood levels of amino acids, immune cell changes, and any side effects.

This study looks at whether a blood test that detects tiny bits of tumor DNA (ctDNA) can help doctors decide if chemotherapy is needed after stomach cancer surgery. About 65 people with stage II-III gastric cancer will be followed for three years to see if using this test leads t…

This study looks at how mood disorders and sleep problems like insomnia influence each other. Researchers will monitor heart and brain activity in 200 adults to find patterns. No treatment is given; the goal is to better understand these conditions.

This study looks at whether keeping the breathing tube in a bit longer after gastric cancer surgery can lower the risk of complications in patients who also have severe obstructive sleep apnea. About 240 adults aged 18-85 with resectable gastric cancer and severe sleep apnea will…