Clinical Research Directory
Browse clinical research sites, groups, and studies.
362 clinical studies listed.
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Tundra lists 362 Diabetes Mellitus clinical trials. Each listing includes eligibility criteria, study locations, and direct links to research sites in the Tundra directory.
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NCT07039942
French Prospective Multicentric Study in Real World
The purpose of this postmarket clinical investigation is to evaluate the levels of glycemic control, quality of life, and satisfaction, as well as the patient experience, and acute diabetes complication rates provided by the Omnipod 5 Automated Insulin Delivery System (referred to as the Omnipod 5 System) in a real-world setting.
Gender: All
Ages: 2 Years - Any
Updated: 2026-05-29
NCT07614659
Uppsala Self-Screening of Cardiovascular Health (U-SCREEN)
U-SCREEN is a randomized controlled trial evaluating whether systematic home-based multimodal screening for cardiovascular risk conditions, offered to residents in Region Uppsala turning 50, 55, 60, 65, 70 or 75 years of age, can identify clinically actionable cardiovascular risk factors more effectively than usual care. Participants randomized to the screening arm receive a home blood pressure measurement device, a dried blood spot sampling kit (for ApoB, HbA1c and creatinine), and a digital questionnaire. The control arm receives usual care. Recruitment runs 2024-2027 with a target identification of 10,000 cardiovascular risk conditions.
Gender: All
Ages: 50 Years - 75 Years
Updated: 2026-05-29
NCT01934660
Links Between Inflammation and Cardiometabolic Diseases
Background: \- Cardiometabolic diseases are a combination of medical disorders that, when they occur together, increase the risk of heart disease and diabetes. Researchers want to learn if there is a relationship between these diseases and inflammation (redness, swelling, and pain). Inflammation affects the entire body. Researchers will study this relationship in people with heart disease and diabetes, and compare it to healthy people. Objectives: \- To learn if there are links between inflammation and cardiometabolic diseases. Eligibility: * Adults 18 years of age or older with heart disease or diabetes. * Healthy volunteers 18 years of age or older. Design: * Participants will have up to six study visits. There will be first visit, then an optional visit 12 months after the first visit. * At the study visits they will have: * Blood taken with a needle in their arm. * An electrocardiogram. Small patches are stuck to the chest and limbs. A machine measures electrical signals of the heart. * Completed a number of questionnaires. * A body scan called an FDG PET/CT. A substance will be injected through a tube in their arm. They will lie on a special bed that will move in and out of the PET/CT scanner. The PET/CT scanner will take pictures of the body. The scan will last up to 30 minutes. * Some participants will have other body scans ( FDG PET/MRI). The procedures are similar to the FDG PET/CT scan. These other scans will last about 30 minutes total. * Some participants will also have a CT scan of their heart. A substance will be injected through a tube in their arm. They will lie on a table in a large, donut-shaped machine. An X-ray tube will move around their body, taking many pictures. This procedure can last up to 2 hours. * Some participants will have tests that measures blood pressure and how the blood moves through the body. * Some participants will have small samples of skin and fat tissue taken.
Gender: All
Ages: 18 Years - 100 Years
Updated: 2026-05-29
1 state
NCT03520660
People With CHC Who Achieved a Sustained Virological Response Following Therapy With Direct Acting Antiviral Agents
Background: Chronic hepatitis C infects the liver. It may scar the liver. This is called cirrhosis and may lead to liver cancer or death. Current chronic hepatitis C treatments cure most people. But some keep getting complications even after it is cured. Researchers want to study why. Objective: To study the course and complications of liver disease after cure of hepatitis C infection. Eligibility: Adults 18 years and older infected with chronic hepatitis C virus who were never treated or were treated and not cured and those who were cured Design: Participants will be screened with: Blood and urine tests Questionnaires Liver ultrasound Fibroscan. A probe vibrates the liver, testing stiffness. In Phase 1, people with chronic hepatitis C will: Have a 3-day hospital admission to repeat some screening tests and have a liver biopsy. A small piece of liver is removed by needle passed through the skin. Take 1 tablet containing 2 hepatitis C drugs once a day for 12 weeks. Repeat some blood tests at 3 visits in those 12 weeks while on treatment, then 4 additional visits in the next 24 weeks with more blood work collected. Phase 1 participants who test negative for hepatitis C and all other eligible participants will enter Phase 2. Phase 2 participants will have a visit every 24 weeks for 10 years. These may include: Repeats of screening tests Questionnaires Scans Stool tests Chest x-ray Heart function test Endoscopy. A tube guides a camera into the upper digestive system. At about 5 years, participants will have another liver biopsy. Some participants will give separate consent for genetic testing and a special blood procedure.
Gender: All
Ages: 18 Years - 120 Years
Updated: 2026-05-29
1 state
NCT00001987
Genetic Studies of Insulin and Diabetes
The study will allow researchers to obtain blood, plasma, DNA, and RNA for genetic studies of insulin. There will be a focus on the causes of insulin resistance and diabetes mellitus. Insulin is a hormone found in the body that controls the level of sugar in the blood. Insulin resistance refers to conditions like diabetes when insulin does not work properly. In this study researchers would like to compare patients with diabetes and other forms of insulin resistance to normal individuals. The study will investigate how insulin attaches to cells. Researchers will take 4 to 6 ounces (100-150 ml) of blood from adult patients and may request up to 12 ounces (one unit) of blood if necessary. Skin samples may be taken for a biopsy if further genetic testing is necessary. In addition some patients may be asked not to eat for up to 72 hours prior to testing....
Gender: All
Ages: 6 Months - 120 Years
Updated: 2026-05-29
1 state
NCT03326206
Evaluating the Navajo Community Outreach and Patient Empowerment (COPE) Program
Since 2009, a programmatic community-based strategy (COPE) has been implemented to address health disparities among Navajo individuals living with multiple chronic conditions. COPE (Community Outreach and Patient Empowerment) targets individual, family, and health system-level factors through four activities: 1) coordination between community health representatives (CHRs) and Indian Health Service providers; 2) CHR competency with standardized training; 3) a culturally-sensitive health promotion curriculum for patients and families; and 4) strong CHR supervision. COPE has been implemented throughout Navajo Nation. Enrollment is programmatic; in other words, the decision to enroll a patient in COPE occurs independently of whether the patient is in this study. Participants receive the COPE intervention in the same manner and intensity, whether they are included in this observational study or not. The main goal of this observational research is to understand if COPE improves the lives of participating community members. The Primary Aim is to assess the impact of the COPE Project on changes in HbA1c and other CVD risk factors. Hypothesis: Patients enrolled in the COPE program will experience a reduction in HbA1c compared to the control group. Secondary aims are: 1) To understand if COPE improves patients' own self-reported outcomes. Hypothesis: COPE patients will report better health compared with their own baseline at 12 months. 2) To Identify factors associated with increased effectiveness of the COPE Project at the individual, community, and health system level using a mixed-model approach. 3) To understand diverse stakeholder perspectives on COPE impact and value among CHRs, providers and the health care system. Hypothesis: Compared with baseline, CHRs will report greater empowerment in their work, providers will report greater confidence in CHRs. The observational cohort will be comprised of individuals with diabetes receiving care at one of the participating health facilities. Cases include individuals participating in the COPE intervention; controls are non-COPE participants identified within the same hospital and matched based on similar baseline characteristics. Study findings will improve clinical and patient-decision making and the health of marginalized AI/ANs by informing policies to promote CHR interventions in rural and underserved communities.
Gender: All
Ages: 18 Years - Any
Updated: 2026-05-27
2 states
NCT03242343
VasQ External Support for Arteriovenous Fistula
This is a prospective clinical study of the VasQ external support for arteriovenous fistulas. The device is designed to improve fistula outcomes by optimizing the geometrical configuration of the fistula, influencing hemodynamics, minimizing turbulence and promote laminar flow. All patients will be implanted with the VasQ device and will be followed up for a duration of 24 months.
Gender: All
Ages: 18 Years - 80 Years
Updated: 2026-05-27
11 states
NCT06185491
Assessment of HGI (Hemoglobin Glycation Index) Variability Over Time in Patients Living With Diabetes Using Continuous Glucose Monitoring ( GAP OUEST )
The goal of this clinical trial is to learn about the variability of HGI (Hemoglobin Glycation Index) over time in patients living with diabetes using a continuous glucose monitoring.
Gender: All
Ages: 18 Years - Any
Updated: 2026-05-26
NCT06186843
Plant-based Diet for Kidney Transplant Recipients
The goal of this clinical trial is to evaluate cardiometabolic and inflammatory parameters in kidney transplant recipients after transitioning to a plant-based diet (PBD). The main aims of the study are as follows: * To test the feasibility of transiting renal allograft recipients who are \> 3 months post-transplant to a PBD * To study the effect of a PBD on cardiometabolic parameters in kidney transplant recipients * To assess the effect of a PBD on peripheral blood Th17/Treg ratio and systemic inflammation in kidney transplant recipients Participants will be asked to: * Complete a 2-week investigator-designed PBD transition program * Follow a PBD for a minimum of 16 weeks * Consent for blood draws, urine samples, and fecal samples along with physical exams * Complete intermittent food frequency questionnaires and quality of life questionnaires * Periodically meet with investigators and other study participants Researchers will compare baseline measurements with future measurements for each participant.
Gender: All
Ages: 18 Years - 80 Years
Updated: 2026-05-22
1 state
NCT06897618
Culturally Tailored Diabetes Education on Self-Management of Adult Hispanic Males With Type 2 Diabetes Mellitus
Diabetes mellitus (DM) is a global public health concern. In the United States, adult Hispanic males are particularly vulnerable to type 2 diabetes mellitus and are more likely to develop complications and subsequently die from it, compared to non-Hispanic White males. Evidence suggests good self-management behaviors can potentially prevent disease-related complications and improve clinical outcomes. The American Diabetes Association and Association of Diabetes Care and Education Specialists have endorsed diabetes self-management education as a necessary component of care for all individuals living with the disease. However, adult Hispanic males with type 2 diabetes mellitus living in the Middle Atlantic Region of the U.S., especially those who are underserved, typically lack access to formal diabetes self-management education (DSME). Further, the majority have never participated in such educational activities. A large body of evidence suggests DSME can effectively improve self-management behaviors in diverse populations around the globe. The purpose of the proposed study is to examine the effect of culturally tailored diabetes education on self-management behaviors of adult Hispanic males, aged 18-64 years, with type 2 diabetes mellitus living in the Middle Atlantic Region of the U.S. This study can shed more light on the effectiveness of community-based, culturally tailored diabetes educational activities in this vulnerable population and guide future efforts towards enhancing self-management.
Gender: MALE
Ages: 18 Years - 64 Years
Updated: 2026-05-22
1 state
NCT04185844
American Indian Chronic Renal Insufficiency Cohort Study (AI-CRIC Study)
Despite many advances in our understanding of the natural history and progression of chronic kidney disease (CKD) and cardio vascular disease (CVD) in the parent CRIC study over the past 15 years, important questions about key risk factors for these diseases remain unanswered in the AI population. To address this burden of CKD in AI communities Investigators formed a consortium of investigators with extensive experience in conducting research of chronic diseases including diabetes, cardiovascular and kidney disease in AIs of Southwestern US. The proposed CRIC ancillary cohort study of 500 AIs (AI-CRIC) will rapidly improve our understanding of both potential risk factors for CKD progression, as well as the scope of this disease among AIs. This study leverages the current CRIC study and incorporates the planned activities of the next phase of the study - "CRIC 2018" - by implementing contemporary CRIC protocols for kidney and cardiovascular measurement and outcomes.
Gender: All
Ages: 21 Years - 80 Years
Updated: 2026-05-20
2 states
NCT05899023
ED Diabetes Screening and Outpatient Care - Aim 3
This goal of this NIH funded R01 study is to identify risk factors for not being able to follow-up for a new diagnosis of diabetes in the emergency department and improve linkage of these newly diagnosed patients to appropriate outpatient care. Its three aims will be accomplished through 1) a retrospective chart review of emergency department (ED) patients screened for diabetes, 2) a series of prospective qualitative interviews among ED patients with newly diagnosed diabetes who fail to follow-up for outpatient care, and 3) a simple randomized controlled trial to test the efficacy of telehealth bridge visits to connect ED patients with newly diagnosed diabetes to outpatient primary care.
Gender: All
Ages: 20 Years - 70 Years
Updated: 2026-05-19
1 state
NCT07533175
AMAZE 2: A Research Study Investigating How Well the Medicine NNC0487-0111 Helps People With Excess Body Weight and Type 2 Diabetes Lose Weight
The purpose of this clinical study is to find out if NNC0487-0111 is safe and effective for treating people who have excess body weight and type 2 diabetes. There are 2 study treatments in this study taken as injections under the skin once a week. Participants will either get NNC0487-0111 (the treatment being tested) or Placebo (treatment that has no active medicine in it). Which treatment participants get is decided by chance.
Gender: All
Ages: 18 Years - Any
Updated: 2026-05-19
25 states
NCT05955339
Comparing Healthcare Visit Recording and Open Notes to Improve Chronic iLlness Care Experience in Older Adults
CHRONICLE is a randomized trial assessing the comparative effectiveness of providing written visit information via the patient portal (NOTES) versus NOTES plus visit audio recording (AUDIO) to older adult patients with chronic diseases on quality of life and other outcomes. During the trial, the team will also invite caregivers identified by patients to join the project.
Gender: All
Ages: 18 Years - Any
Updated: 2026-05-18
3 states
NCT06907147
SPYRAL GEMINI Pilot Study
The purpose of the SPYRAL GEMINI Pilot Study is to evaluate that multi-organ denervation with the Gemini System is safe and provide evidence of blood pressure reduction when studied in an uncontrolled hypertensive population with and without high cardiovascular risk.
Gender: All
Ages: 18 Years - 80 Years
Updated: 2026-05-14
9 states
NCT07581262
Risk Perception Intervention for High-Risk Diabetic Foot
This study aims to evaluate the effect of health education based on information framing effects on foot ulcer risk perception in patients at high risk of diabetic foot. Study Design: A randomized controlled trial with three groups: Experimental Group 1 (Gain-Framed): Participants received a benefit framing message that emphasized the benefits of standardized foot care in reducing the likelihood and severity of foot ulcers, with an aim to reshape patients' perception of risk. Experimental Group 2 (Loss-Framed):Participants received a loss frame message that emphasized that neglecting foot care would increase the likelihood and severity of foot ulcers. The message was designed to awaken patients' awareness of crisis and risk perception. Control Group (Routine Messaging):Participants received the usual content of care in the endocrinology department without a specific framework. Participants: Diabetic foot patients at high risk from experimental group 1, experimental group 2, and control group 3. Inclusion criteria included adults with a diagnosis of diabetic foot at high risk. Intervention: The Total Study Period consisted of an intervention phase and a follow-up phase. The intervention phase started at the time of enrollment and lasted until the fourth week after discharge. The follow-up period lasted for 3 months. Data on local indicators were collected at baseline/before the intervention (T0), immediately after the intervention (T1), 1 month after the intervention (T2) and 3 months after the intervention (T3). Outcome Measures: Primary Outcomes: Foot ulcer risk perception: Assessed using The Tripartite Model of Risk Perception Scale. Secondary Outcomes: Foot care behavior score: Assessed using The Nottingham Foot Care Assessment Scale; Self-efficacy: Assessed using The Diabetes Self-Efficacy Scale; Intention to delay seeking medical help score:Assessed using the Questionnaire on Intention to Delay Seeking Medical Care for Patients with High-Risk Diabetic Foot; the incidence/recurrence rate of foot ulcers, and various laboratory indicators.
Gender: All
Ages: 18 Years - Any
Updated: 2026-05-12
NCT03481829
Early Tracking of Childhood Health Determinants (ETCHED) Study
Background: Children s weight has increased sharply in recent years. This may put them at higher risk for health problems. High blood glucose in a pregnant mother and too much weight gain during pregnancy also may have long-term effects on the child s health. Children who become overweight or obese during childhood tend to remain so as adults. Researchers want to study many risk factors during and after pregnancy, and how these affect a child s development. They will also follow the mother s health and well-being after pregnancy. Objectives: To learn how a pregnant mother s environment, lifestyle, and health conditions may affect her child s growth and development from birth until adulthood. Eligibility: American Indian/Alaska Native (AI/AN) or Hispanic adult pregnant women and their offspring. Design: Mothers will have 3 visits during pregnancy. In the child s first year, mothers will have 2 visits and their child will have 4. Children will have 2 visits in their second year and 1 each year until they turn 18. Mothers will have a visit 2 years after birth and 4-5 years later. Both the mother and child s medical records will be reviewed. They will have physical exams and give blood and stool samples. Mothers may give cord blood and placenta samples. They will give breastmilk and urine samples. They will fill out questionnaires. They will have an ultrasound. They may get an activity monitor. Mother and child will be followed until the child s 18th birthday.
Gender: All
Ages: 1 Day - 99 Years
Updated: 2026-05-12
1 state
NCT07470281
Oral Mucosa Wound Healing After Gingival Recession Treatment in Diabetic Patients. A Clinical Study.
The goal of this clinical trial is to evaluate local and systemic factors involved in oral mucosal healing after gingival recession treatment in diabetic patients and to compare them with those in non-diabetic patients. Diabetic and non-diabetic volunteers of both sexes aged ≥ 18 years with gingival recession may participate. The main questions it aims to answer are: 1. If the gingival recession reduction and percentage of root coverage are different in diabetics compared to non-diabetics. 2. If different factors, such as the oral microbiome, inflammatory markers, and others, are associated with the clinical outcome. Participants will be asked: * Receive the procedure to treat their gingival recession defects * To attend follow-up visits at 7, 14, 30, 90, and 180 days after treatment. * To provide different biological samples * To answer different questionnaires.
Gender: All
Ages: 18 Years - Any
Updated: 2026-05-11
1 state
NCT05896644
Eat Well Produce Benefit for Diabetes and Food Insecurity
The goal of this clinical trial is to assess the impact of participation in Eat Well for diabetes patients who are at risk of food insecurity. The main questions it aims to answer are: * whether there is a difference in Haemoglobin (Hb) A1c measurements and emergency department (ED) utilization between the Eat Well and control groups up to 18 months post-program completion. * whether there are differences in cardiometabolic health-related outcomes for Eat Well participants. Participants in the program will receive gift/debit cards for fruits and vegetables and educational nutrition materials. Researchers will compare Eat Well participants with those only receiving educational materials to see if there are differences in cardiometabolic health outcomes.
Gender: All
Ages: 18 Years - Any
Updated: 2026-05-08
1 state
NCT07392437
Prevalence of Diabetes-related Distress Among Patients Living With Type 2 Diabetes in a University Hospital Center and Identification of Its Associated Factors.
Diabetes-related distress is a psychological construct associated with poorer glycaemic control in people living with diabetes. In France, few data are available on this topic and none focus specifically on adults with type 2 diabetes. Diabetes-related distress is not mentioned in the current French national guidelines on the management of type 2 diabetes, whereas international societies such as the ADA and, more recently, the EASD now recommend its regular assessment. This single-centre observational study conducted in the endocrinology department of Nice University Hospital aims to estimate the prevalence of severe diabetes-related distress in adults with type 2 diabetes receiving usual care, and to identify associated clinical, psychosocial and lifestyle factors. Participants complete validated self-report questionnaires (PAID-20 for diabetes distress, WHOQOL-BREF for quality of life, and a modified Starting The Conversation dietary questionnaire), and clinical data are extracted from electronic medical records. The study does not modify usual medical management and participation consists only in completing the questionnaires and receiving feedback on the results.
Gender: All
Ages: 18 Years - Any
Updated: 2026-05-07
NCT05565248
An Open-Label, FIH Study Evaluating the Safety, Tolerability, and Efficacy of VCTX211 Combination Product in Subjects With T1D
This is an open-label, multicenter, Phase 1 study evaluating the Safety, Tolerability, and Efficacy of VCTX211 Combination Product in Subjects with T1D
Gender: All
Ages: 18 Years - 65 Years
Updated: 2026-05-07
2 states
NCT06136793
HomeStyles-Adults of Chinese Heritage
Individuals of Chinese heritage are the largest and fastest growing segment of the US Asian population. US Chinese have sociodemographic characteristics and culture that differ substantially from other US Asians, and therefore, differ in social determinants of health, health status, and disease risk. US Chinese adults are at increased risk for cardiometabolic disease, related conditions (obesity, type 2 diabetes mellitus, hypertension), and systemic inflammation that promotes disease onset and progression. Immigration to a new country can substantially impact the gut microbiome which may promote systemic inflammation. Pilot interventions indicate a high-fiber diet rich in whole grains reduced inflammation and improved obesity. Additionally, the United States Department of Agriculture (USDA) supported, evidence-based HomeStyles intervention has demonstrated feasibility, acceptability, and efficacy in improving lifestyle behaviors and home environments associated with obesity risk in families. A lack of linguistically, culturally tailored interventions to their specific health needs makes it difficult for US Chinese to implement healthy lifestyle behaviors and reduce health risks. Interventions tailored for US Chinese that could attenuate modifiable cardiometabolic risk factors, understand physiological sequelae, and bridge health equity are not currently available. Thus, the overall goal of this project is to test the efficacy of HomeStyles in improving health outcomes in US Chinese. Project aims are to: A) Culturally adapt the HomeStyles intervention through community-engaged approaches. B) Conduct a 10-week, 2-armed Randomized Controlled Trial (RCT) to test HomeStyles intervention efficacy on health outcomes (dietary intake, physical activity, self-efficacy, HbA1C, waist circumference, and BMI), hypothesizing that participants randomized to the treatment condition will have greater improvements in health outcomes than control comparators. C) Examine associations between intervention participation and gut microbiota/systemic inflammation and test hypotheses that a whole-grain rich diet adopted by those in the intervention group will increase anti-inflammatory gut bacteria, reduce inflammatory gut bacteria, and lower systemic inflammation.
Gender: All
Ages: 30 Years - 70 Years
Updated: 2026-05-07
1 state
NCT07317102
Omnipod-5 A French Prospective Multicentric Study in Real World (Optimal-B)
The purpose of this postmarket clinical investigation is to evaluate the levels of glycemic control, quality of life, and satisfaction, as well as the patient experience, and acute diabetes complication rates provided by the Omnipod 5 Automated Insulin Delivery System (referred to as the Omnipod 5 System) in a real-world setting.
Gender: All
Ages: 2 Years - Any
Updated: 2026-05-06
NCT07115953
Streamlined Denervation With spYral For an Optimized Treatment (SPYRAL SWYFT) in Subjects With Uncontrolled Hypertension
The purpose of the SPYRAL SWYFT sub-study is to evaluate whether renal denervation with the Symplicity Spyral system performed in the main and first order branch renal arteries yields a shorter procedure time and is as effective in reducing blood pressure than the procedural approach used in the SPYRAL HTN-ON MED and SPYRAL PIVOTAL - SPYRAL HTN-OFF MED clinical studies in an uncontrolled hypertensive population.
Gender: All
Ages: 18 Years - Any
Updated: 2026-05-06
3 states