Jagiellonian University

This study compares two weight-loss surgeries for people with severe obesity and acid reflux (GERD). About 560 participants will be randomly assigned to either a newer procedure (Nissen-Sleeve) or the standard Roux-en-Y gastric bypass. The main goal is to see if the newer surgery…

This study tests whether giving a drug called noradrenaline through a vein during surgery can prevent dangerously low blood pressure better than usual care. It involves 750 adults aged 45 and older having non-cardiac surgery. The goal is to see if this approach reduces episodes o…

This study uses questionnaires to measure post-traumatic stress disorder (PTSD) symptoms in 200 women who had a miscarriage in the first 14 weeks of pregnancy. The goal is to find out how common these symptoms are and help doctors identify women who might benefit from early psych…

This study looks at three hormones (leptin, resistin, and omentin-1) in women with PCOS, both with and without insulin resistance, compared to women without PCOS. The goal is to understand how these hormones relate to metabolic health. No treatments or drugs are given—only blood …

This study looks at how blood clots form and break down in pregnant women, and whether these changes can lead to complications like blood clots or high blood pressure. Researchers will study 100 women aged 18-40 with natural pregnancies. The goal is to use machine learning to fin…

This study looks at how blood clots form and break down in 60 women after surgery for uterine prolapse or urine incontinence. Researchers will measure clot structure and thrombin generation to better understand clotting risks. Participants must be 18-70 and have not responded to …

This study looks at how many women develop post-traumatic stress disorder (PTSD) symptoms after an ectopic pregnancy. Researchers will ask 200 women to complete questionnaires about their emotional recovery. The goal is to better identify who might need early psychological help.

This study looks at immune cells in the womb lining and blood of women with unexplained infertility or recurrent miscarriage, compared to fertile women. Researchers want to understand if differences in these cells affect the womb's ability to accept an embryo. The goal is to lear…

This study examines how different ovarian stimulation protocols affect blood clotting and clot breakdown in infertile women. Researchers will compare various stimulation methods to see how they influence thrombin formation and fibrinolysis. The study includes 300 women diagnosed …

This study looks at inflammation markers in the blood of women with PCOS, with or without insulin resistance, compared to women without PCOS. Researchers want to see if certain inflammatory proteins are linked to metabolic problems. About 100 women aged 18-45 will take part. No t…

This study looks at three proteins in the blood—kisspeptin, ghrelin, and zonulin—to see if they can serve as early warning signs for insulin resistance in women with polycystic ovary syndrome (PCOS). Researchers will compare protein levels among 100 women aged 18-45: those with P…

This study looks at how urological diseases and their treatments impact patients' work life. Researchers will survey 2000 adults admitted to a hospital in Poland, focusing on those who have major cancer surgeries or stone procedures. Participants will report their job status and …