Impaired glucose tolerance
Information
- Disease name
- Impaired glucose tolerance
- Disease ID
- Description
Disease area statistics
[No Data.]
Chromosome band
[No Data.]
Annotation
| Genes | Mutation | Description | Source | Links |
|---|
| NCT ID | Status | Phase | Summary | Start date | Completion date |
|---|---|---|---|---|---|
| NCT04341571 | Active, not recruiting | Phase 2 | Effect of Probiotics Versus Metformin on Glycemic Control, Insulin Sensitivity and Insulin Secretion in Prediabetes. | October 24, 2019 | December 2024 |
| NCT05056376 | Active, not recruiting | N/A | Effectiveness and Cost-Effectiveness of Fully-Automated Digital vs. Human Coach-Based Diabetes Prevention Programs | October 1, 2021 | June 30, 2025 |
| NCT03938389 | Active, not recruiting | Phase 4 | The Renin-Angiotensin-Aldosterone System in Adiposity, Blood Pressure and Glucose in African Americans | February 25, 2020 | June 2024 |
| NCT01864460 | Active, not recruiting | N/A | Improving Autonomic Function and Balance in Diabetic Neuropathy | November 14, 2013 | November 30, 2026 |
| NCT00140647 | Completed | Phase 3 | The Study of Atherosclerosis With Ramipril and Rosiglitazone | July 2001 | July 2006 |
| NCT00218998 | Completed | N/A | Effective Endurance Training in Metabolic Syndrome | January 2004 | |
| NCT00220441 | Completed | Phase 2 | Cognitive Effects of Aerobic Exercise for IGT Adults | July 2004 | April 2008 |
| NCT00220961 | Completed | Phase 3 | Actos Now for Prevention of Diabetes (ACT NOW) | January 2004 | April 2010 |
| NCT00241072 | Completed | Phase 4 | Clinical Trial To Evaluate The Effect Of Valsartan On Insulin Sensitivity In Subjects With Impaired Glucose Tolerance | September 2002 | July 2005 |
| NCT00352287 | Completed | Phase 4 | Study to Determine the Effects of Human Growth Hormone and Pioglitazone in Overweight, Prediabetic Adults | March 2003 | April 2005 |
| NCT00370305 | Completed | Phase 2 | 11ß-HSD1 and Metabolic Syndrome | May 2004 | October 2008 |
| NCT00381186 | Completed | N/A | Impact of 3-year Lifestyle Intervention on Postprandial Glucose Metabolism: the SLIM Study | February 1999 | June 2006 |
| NCT00402194 | Completed | N/A | Treating the Endothelium to Restore Insulin Sensitivity | June 2005 | March 2012 |
| NCT00407862 | Completed | Phase 4 | Telmisartan and Losartan in Hypertensive IGT | January 2005 | June 2006 |
| NCT00413335 | Completed | N/A | Effects of Rosiglitazone on the Metabolic Phenotype of Impaired Glucose Tolerance in Youth | November 2005 | December 2008 |
| NCT00456885 | Completed | Phase 4 | The Effect of Exenatide on Weight and Hunger in Obese, Healthy Women | April 2007 | September 2010 |
| NCT00476710 | Completed | Effects of Colesevelam HCl On Bile Acid Kinetics | May 2007 | April 2009 | |
| NCT00489229 | Completed | Phase 3 | To Investigate the Effect of Rosiglitazone and Ramipril on Pre-clinical Vasculopathy in Diabetes and IGT Patients | October 2002 | December 2005 |
| NCT00510588 | Completed | N/A | Chronic Inflammatory Activation in Fat Tissue: an Atherogenic Factor in Stable Coronary Artery Disease | July 2007 | October 2013 |
| NCT00536250 | Completed | Study to Investigate the Pathophysiology of Type 2 Diabetes in Youth | September 2001 | March 2017 | |
| NCT00546728 | Completed | Phase 4 | The Vascular Effects of Exenatide Versus Metformin in Patients With Pre-Diabetes | October 2007 | July 2011 |
| NCT00564551 | Completed | N/A | Effect of Increased Intake of Low Fat Dairy Products on Weight Loss and Insulin Resistance | October 2007 | October 2009 |
| NCT00573781 | Completed | Phase 2 | Dietary Modulation of Gene Expression and Metabolic Pathways in Glucose Metabolism | September 2007 | June 2009 |
| NCT00594399 | Completed | Phase 2/Phase 3 | Enhancing Fitness in Older Pre-diabetic Veterans | October 2008 | June 2011 |
| NCT00625781 | Completed | N/A | Treatment of Impaired Glucose Tolerance in Pregnancy | February 2008 | December 2013 |
| NCT00627744 | Completed | Phase 4 | Beta-cell Function in Glucose Abnormalities and Acute Myocardial Infarction | May 2008 | November 2010 |
| NCT00652379 | Completed | N/A | Co-treatment With Pegvisomant and a Somatostatin Analogue (SA) in SA-responsive Acromegalic Patients | June 2008 | May 2011 |
| NCT00663000 | Completed | Glucose Tolerance in Acromegaly: The Influence of GH-excess on Glucose Metabolism and Insulin Resistance | April 2008 | December 2012 | |
| NCT00675740 | Completed | Phase 4 | Physical Exercise Versus Rosiglitazone in CAD and Prediabetes | January 2004 | February 2007 |
| NCT00685594 | Completed | Phase 2/Phase 3 | Vitamin D for the Prevention of Diabetes Type 2 | March 2008 | September 2015 |
| NCT00722631 | Completed | N/A | Anti-Inflammatory Effects of Pioglitazone | May 2007 | April 2012 |
| NCT02987595 | Completed | N/A | Effects of Lignan-rich Diet on Cardiometabolic Risk Factors | June 2015 | October 2016 |
| NCT00095654 | Completed | Phase 3 | The DREAM (Diabetes Reduction Assessment With Ramipril and Rosiglitazone Medication) Trial | July 2001 | October 2006 |
| NCT00116922 | Completed | Phase 3 | A Lifestyle and Combination Medication Therapy Diabetes Prevention Study | June 2004 | January 2010 |
| NCT00122447 | Completed | N/A | Cardiovascular Disease (CVD) Risk and Prevention in Early Glucose Intolerance | May 2005 | May 2011 |
| NCT01386645 | Completed | N/A | Effect of Dietary Glycemic Index on Beta-cell Function | July 2011 | August 1, 2019 |
| NCT01406665 | Completed | Skin Autofluorescence (AF) Decision Tree in Detecting Impaired Glucose Tolerance (IGT) or Diabetes Mellitus (DM) | October 2010 | April 2011 | |
| NCT01414647 | Completed | N/A | The Health Effect of Diet Rich in Nordic Berries | January 2006 | March 2010 |
| NCT01420198 | Completed | N/A | Efficiency and Cost-effectiveness of a Culturally Adopted Lifestyle Intervention Program - the MEDIM Study. | January 2015 | June 2015 |
| NCT01425905 | Completed | Phase 2 | Mood and Insulin Resistance in Adolescents At-Risk for Diabetes | August 23, 2011 | August 10, 2015 |
| NCT01488279 | Completed | N/A | Effect of Sitagliptin on Short-Term Metabolic Dysregulation of Oral Glucocorticoid Therapy | September 2012 | December 2015 |
| NCT01521312 | Completed | Phase 2 | ACute and Chronic Effects of Saxagliptin | September 2012 | September 2014 |
| NCT01559896 | Completed | N/A | Egg Protein Hydrolysate and Vascular Function | September 2011 | November 2013 |
| NCT01593605 | Completed | N/A | Resveratrol-Leucine Metabolite Synergy in Pre-diabetes | February 2012 | June 2013 |
| NCT01741467 | Completed | N/A | The Effect of Real Time Continuous Glucose Monitoring in Subjects With Pre-diabetes | May 2012 | August 2016 |
| NCT01754792 | Completed | N/A | Effects of Pinitol on Hidrocarbonated Metabolism Parameters in Diabetic, Impaired and Normal Fasting Glucose Subjects | January 2012 | July 2013 |
| NCT01771380 | Completed | Measurement of the Free Fraction of 25-hydroxyvitamin D in Serum | February 2013 | August 2015 | |
| NCT01961674 | Completed | N/A | Studying the Effect of Capsinoids on Brown Fat Using Infrared Thermal Imaging. | November 2013 | July 2014 |
| NCT01993927 | Completed | Voglibose Tablets 0.2 / OD Tablets 0.2 Special Drug Use Surveillance "Long-term Use in Patients With Impaired Glucose Tolerance" | November 18, 2009 | August 31, 2013 | |
| NCT02066948 | Completed | N/A | Meal Patterning on Weight Loss With Changes to Body Comp, Muscle and Metabolic Health | January 2014 | November 2015 |
| NCT02135172 | Completed | N/A | Breaks in Sedentary Time and Glucose Regulation in Women | October 2013 | November 2014 |
| NCT02151188 | Completed | N/A | Liquid Protein Preloads With Different Carbohydrate Types Effects on the Glycaemic and Insulinaemic Response | March 2014 | October 2015 |
| NCT02158481 | Completed | N/A | Effects of Dietary Ingredients on Vascular Function | April 2014 | December 2014 |
| NCT02248272 | Completed | N/A | Effect of Meal Frequency on Glycemic Control of People at High Risk or Diagnosed With Diabetes | October 2011 | September 2013 |
| NCT02254317 | Completed | N/A | Dose-dependent Effect of Grape Seed Extract on Glucose Control in People With Impaired Glucose Tolerance | September 15, 2014 | July 1, 2015 |
| NCT02455934 | Completed | N/A | Effects of D-allulose (Psicose) With Sucrose Beverage on Glucose Tolerance and Insulin Level | April 2015 | December 2015 |
| NCT02569762 | Completed | N/A | Effects of Artificial Sweeteners on Gut Microbiota and Glucose Metabolism | July 2016 | January 2018 |
| NCT02621060 | Completed | Phase 2 | Effect of Chlorogenic Acid on Patients With Impaired Glucose Tolerance | September 2015 | February 2016 |
| NCT02700334 | Completed | Phase 4 | Effect of Dapagliflozin on Insulin Secretion and Insulin Sensitivity in Patients With Prediabetes | October 2016 | February 2017 |
| NCT02708966 | Completed | Phase 2 | Effect of Gymnema Sylvestre on Patients With Impaired Glucose Tolerance. | March 2016 | October 2018 |
| NCT02800707 | Completed | N/A | Sucralose, Stevia, Gut Microbiome and Glucose Metabolism | January 3, 2017 | January 31, 2018 |
| NCT02808182 | Completed | N/A | Postprandial Fatty Acid Metabolism in the Natural History of Type 2 Diabetes (T2D) | January 17, 2017 | May 2021 |
| NCT02896010 | Completed | N/A | Personalized Smartphone-assisted Coaching System to Improve Glucose Homeostasis in Adults With Prediabetes | October 10, 2016 | November 17, 2017 |
| NCT02907190 | Completed | N/A | Glycemic and Insulinemic Impact of Selected Canadian Beans | March 2016 | September 2016 |
| NCT02938091 | Completed | N/A | Dietary Modulation of Hepatic Lipase (LIPC) -514 C/T Variant Associations With Lipids and Glucose | January 2008 | July 2012 |
| NCT00067626 | Completed | Phase 2 | Chromium Effects on Insulin and Vascular Function in People at Risk for Diabetes | April 2005 | March 2009 |
| NCT03316690 | Completed | N/A | The Interaction Between Metformin and Physical Training | October 20, 2017 | October 1, 2018 |
| NCT03329651 | Completed | N/A | The Interaction Between Metformin and Acute Exercise | November 10, 2017 | October 1, 2018 |
| NCT03419702 | Completed | N/A | Almonds and Health Effects on Metabolism, Vascular Function and Cognition | January 10, 2018 | December 3, 2021 |
| NCT03650023 | Completed | N/A | A Crossover Trial of Chitosan Oligosaccharide on Post Prandial Glucose Control in Subjects With Normal, IFG and IGT | May 9, 2018 | July 25, 2018 |
| NCT03725033 | Completed | Phase 3 | Clinical Trial of Efficacy and Safety of Subetta in the Treatment of Impaired Glucose Tolerance | October 10, 2018 | March 23, 2020 |
| NCT03764423 | Completed | N/A | Health Effects of Salmon Fishmeal in Humans | September 14, 2018 | November 1, 2019 |
| NCT03945435 | Completed | Mechanisms of Exercise Resistance in Metabolic Disease | July 1, 2018 | April 11, 2019 | |
| NCT04088461 | Completed | Phase 4 | Effect of Linagliptin + Metformin on Patients Who do Not Achieve Normoglucemia With Metformine | September 2016 | September 2018 |
| NCT04283201 | Completed | Phase 2 | Type 2 Diabetes Mellitus Prevention Ukraine | February 20, 2020 | December 31, 2021 |
| NCT04529473 | Completed | N/A | Efficacy and Safety of 12-weeks Supplementation of Eubacterium Hallii on Insulin Sensitivity and Glycaemic Control | February 3, 2021 | August 23, 2022 |
| NCT05215210 | Completed | N/A | The Effect of Long-term Momordica Charantia Supplementation on Blood Glucose Levels | March 23, 2022 | June 30, 2022 |
| NCT05493553 | Completed | N/A | Effects of an Intermittent Fasting and Dietary Supplement Regimen on Glycemic Variability | August 8, 2022 | September 29, 2022 |
| NCT00829660 | Completed | Phase 4 | Acarbose Cardiovascular Evaluation Trial | February 17, 2009 | April 18, 2017 |
| NCT00841867 | Completed | The Role of Pulsatile Insulin Secretion (A Study Investigating the Effects of Partial Pacreatectomy on Glucose Metabolism) | December 2008 | October 2009 | |
| NCT00845182 | Completed | Phase 4 | Effect of Pioglitazone and Exenatide on Body Weight and Beta Cell Function | June 2007 | July 2010 |
| NCT00847899 | Completed | Phase 2 | Evaluation of Soluble Epoxide Hydrolase (s-EH) Inhibitor in Patients With Mild to Moderate Hypertension and Impaired Glucose Tolerance | January 2009 | November 2009 |
| NCT00917449 | Completed | Phase 3 | Prevention of Type 2 Diabetes Mellitus by L-Arginine in Patients With Metabolic Syndrome | December 2005 | June 2009 |
| NCT00951639 | Completed | N/A | Cassia Cinnamon for Glucose Uptake in Young Women | February 2008 | May 2009 |
| NCT00974272 | Completed | Phase 4 | Effects of Exenatide on Postprandial Hyperlipidemia and Inflammation | August 2006 | November 2008 |
| NCT00992641 | Completed | N/A | The Effect of Nordic Recommended Diet on the Features of Metabolic Syndrome - Multicentre Study | August 2009 | December 2011 |
| NCT01020578 | Completed | Low Density Lipoprotein (LDL) Cholesterol Metabolism in Impaired Glucose Tolerance | June 2008 | October 2009 | |
| NCT01030861 | Completed | Phase 2 | Teplizumab for Prevention of Type 1 Diabetes In Relatives "At-Risk" | August 2010 | June 2019 |
| NCT01030978 | Completed | N/A | Prevention of Type 2 Diabetes in Children With a Family-based Healthy Lifestyle Program | September 2009 | September 2011 |
| NCT01034826 | Completed | Progression to Impaired Glucose Tolerance and Type 2 Diabetes in the Korean People-based KNDP Study | February 2007 | May 2010 | |
| NCT01068860 | Completed | Phase 2 | To Compare the Effect of a Subcutaneous Canakinumab Administration to Placebo in Patients With Impaired Glucose Tolerance or Patients With Type 2 Diabetes With Differing Baseline Diabetes Therapies | February 2010 | August 2010 |
| NCT01094418 | Completed | Electrodiagnostic Parameters in Patients With Impaired Glucose Tolerance and Diabetes Mellitus | June 2009 | February 2010 | |
| NCT01219231 | Completed | Phase 4 | Effects of Physical Activity on the Brain in Impaired Glucose Tolerance (IGT) | August 2010 | January 2015 |
| NCT01234649 | Completed | Phase 3 | Combined Liraglutide and Metformin Therapy in Women With Previous Gestational Diabetes Mellitus (GDM) | August 11, 2011 | June 14, 2019 |
| NCT01275469 | Completed | Phase 2 | Pilot Study With GFT505 (80mg) in Patients Presenting With Impaired Glucose Tolerance and Abdominal Obesity. | June 2009 | January 2010 |
| NCT01339637 | Completed | Evaluation of Low Source of Signal in SCOUT DS | April 2011 | October 2011 | |
| NCT01346254 | Completed | Phase 2 | Glucose Control in Pre-Diabetic Renal Transplant Patients | December 2009 | November 2011 |
| NCT01375660 | Completed | N/A | D Vitamin Intervention in VA | May 2011 | November 2014 |
| NCT01375959 | Completed | N/A | Pilot Study of Resveratrol in Older Adults With Impaired Glucose Tolerance | April 2011 | April 2015 |
| NCT01385995 | Completed | Phase 2 | Effects of Treatment of Sleep Apnea on Metabolic Syndrome | January 2004 | September 2008 |
| NCT05914857 | Not yet recruiting | Phase 2 | Evaluation of the Safety and Efficacy of SGLT2 Inhibitors in Pre-diabetic Patients | December 20, 2023 | December 1, 2025 |
| NCT04018105 | Not yet recruiting | N/A | Influence of Preprandial Metformin Administration on Carbohydrate Absorption | December 2022 | December 2024 |
| NCT05628584 | Not yet recruiting | N/A | High FODMAP Diet With Metformin in preDM | November 15, 2022 | October 15, 2023 |
| NCT05387551 | Recruiting | N/A | CGM and Lifestyle Changes in Patients With Impaired Glucose Tolerance | December 1, 2022 | March 31, 2025 |
| NCT02953834 | Recruiting | Phase 1 | Kisspeptin Influence on Glucose Homeostasis | July 18, 2017 | August 2024 |
| NCT05347030 | Recruiting | N/A | Acupuncture for Impaired Glucose Tolerance in Overweight/Obese Population | October 6, 2022 | December 31, 2024 |
| NCT05354245 | Recruiting | N/A | Using a Complex Carbohydrate Mixture to Steer Fermentation and Improve Metabolism in Adults With Overweight and Prediabetes (DISTAL) | September 8, 2022 | December 2024 |
| NCT05912348 | Recruiting | N/A | The Effects of an Obesogenic Lifestyle in Recreationally Active, Young Adults | February 8, 2023 | January 1, 2026 |
| NCT05873322 | Recruiting | Glucose Intolerance and Diabetes Related to Treatment With Steroids and PEG- Asparaginase in Children and Adolescents With ALL and Lymphoma | August 30, 2022 | December 31, 2025 | |
| NCT05067621 | Recruiting | Phase 2 | Semaglutide Effects in Obese Youth With Prediabetes/New Onset Type 2 Diabetes and Non-Alcoholic Fatty Liver Disease | July 17, 2023 | January 2027 |
| NCT05951270 | Terminated | N/A | Glucose Homeostasis and Apple Polyphenols | January 14, 2022 | February 3, 2023 |
| NCT00212017 | Terminated | N/A | Assessment of an Alpha-glucosidase Inhibitor to Block Cardiac Events in Patients With MI and IGT | April 2005 | August 2017 |
| NCT00510705 | Terminated | N/A | Chronic Inflammatory Activation in Fat Tissue: An Atherogenic Factor in Severe Coronary Artery Disease | July 2007 | |
| NCT00846521 | Terminated | Phase 4 | Study of Post-meal Blood Sugar Peaks in Association With Vascular Disease in Childhood Obesity | September 2006 | September 2008 |
| NCT01409993 | Terminated | Phase 4 | Renin-Angiotensin and Fibrinolysis in Humans: Effect of Long-Term PDE5 Inhibition on Glucose Homeostasis | August 2011 | November 2016 |
| NCT05412264 | Terminated | N/A | Step Up For Health Study: A Pedometer and Website Intervention in Those With Prediabetes | January 2014 | July 20, 2021 |
| NCT01548651 | Terminated | Phase 4 | Effect of Saxagliptin Treatment on Myocardial Fat Content, and Monocyte Inflammation | February 2012 | August 25, 2017 |
| NCT01468376 | Terminated | Phase 1 | GLU-xx Formulations in Individuals With Impaired Glucose Tolerance | February 2011 | January 2012 |
| NCT01933529 | Unknown status | Phase 2 | ARA290 in T2D (Effects of ARA 290, an Erythropoietin Analogue) in Prediabetes and Type 2 Diabetes) | October 2013 | December 2015 |
| NCT00733174 | Unknown status | Phase 4 | Rosiglitazone Therapy In The Prevention Of Coronary Artery Disease In Patients With Impaired Glucose Tolerance | March 2004 | |
| NCT03029390 | Unknown status | Phase 4 | Effect of Berberine Versus Metformin on Glycemic Control, Insulin Sensitivity and Insulin Secretion in Prediabetes | March 2016 | December 2023 |
| NCT00852982 | Unknown status | N/A | Exercise Effects on Cardiovascular Risk Factors, Quality of Life, Muscle Function in Type 2 Diabetes and Healthy Persons | April 2006 | September 2009 |
| NCT00858676 | Unknown status | Phase 4 | Impact of Acarbose on Abnormal Glucose Regulation in Patients With Coronary Artery Disease (AAA Trial) | April 2009 | March 2013 |
| NCT00926133 | Unknown status | Type 2 Diabetes and Acute Myocardial Infarction | November 2005 | December 2009 | |
| NCT05202002 | Unknown status | N/A | Decrease Type II Diabetes in Gestational Diabetes Population | March 1, 2021 | May 30, 2023 |
| NCT00961363 | Unknown status | Phase 2 | Effect of Sitagliptin in Impaired Glucose Tolerance | December 2009 | |
| NCT01841229 | Unknown status | Effect of Ginseng on Glycemic Control | October 2012 | May 2013 | |
| NCT00724542 | Unknown status | N/A | Evaluation of Intervention on Impaired Glucose Tolerance(IGT) in Patients With Coronary Heart Disease. | July 2008 | December 2010 |
| NCT03343262 | Unknown status | N/A | Mechanisms Underlying the Regulation of Impaired Glucose Tolerance by Auricular Concha Electro-acupuncture | January 1, 2018 | December 31, 2020 |
| NCT03383068 | Unknown status | Phase 4 | Research of Intensive Metabolic Intervention Before Pregnancy in PCOS | January 1, 2018 | June 30, 2020 |
| NCT01149005 | Unknown status | N/A | Cystic Fibrosis (CF) Exacerbation and Insulin Treatment | June 2010 | December 2015 |
| NCT00472342 | Unknown status | N/A | The Effects of Exercise on Adipokine in Impaired Fasting Glucose or Impaired Glucose Tolerance Patients | March 2007 | December 2007 |
| NCT01330550 | Unknown status | N/A | Effect of High Fiber and Sugar Free Biscuits in Prediabetics Population | March 2011 | December 2011 |
| NCT01364155 | Unknown status | Phase 2 | Safety, Tolerability, PK, and PD of LIM-0705 in Subjects With Impaired Glucose Tolerance or Abnormal HOMA-IR | May 2011 | August 2011 |
| NCT00417950 | Unknown status | N/A | Additional Glucose Lowering and Anti-Inflammatory Effects by Acarbose and Alcohol in Subjects With Impaired Glucose Tolerance or Mild Type 2 Diabetes | January 2007 | |
| NCT04662866 | Unknown status | Phase 2 | Effects of Glucose Lowering Agents in South Asian Women With Impaired Glucose Tolerance or Impaired Fasting Glucose | February 10, 2021 | October 2023 |
| NCT02848053 | Unknown status | The Long-term Effect of Tianqi Capsule Interventions to Prevent Diabetes in the REDUCES Study: a 8-year Follow-up Study | August 2016 | November 2016 | |
| NCT04727580 | Unknown status | Phase 2 | HSK7653 in Chinese Patients With Impaired Glucose Tolerance | March 29, 2021 | June 28, 2022 |
| NCT04938843 | Unknown status | N/A | Effect of F. Prausnitzii on Glycemic Control | August 16, 2021 | December 31, 2023 |
| NCT02472717 | Withdrawn | Phase 2 | Psoriatic Arthritis Treated With Liraglutide Therapy: a QUality of Life and Efficacy Study | May 2015 | October 2016 |
| NCT01093677 | Withdrawn | Phase 1 | Investigation of the Safety, Tolerability, Pharmacokinetics, and Pharmacodynamics of LIM-0705 in Male Subjects With Impaired Glucose Tolerance | March 2010 | July 2010 |
| NCT00845559 | Withdrawn | Phase 4 | The Effects of Exenatide on Post-Meal Sugar Peaks and Vascular Health in Obese/Pre-Diabetic Young Adults | August 2008 | |
| NCT03315663 | Withdrawn | N/A | Personalized Smartphone-assisted Coaching System to Improve Glucose Homeostasis in Adults With Prediabetes - Main Study | July 1, 2017 | April 19, 2019 |