| Cases |
Controls |
Cohort (Click to view selection criteria for cases and controls) |
Ancestry |
| 955 |
414 |
Atherosclerosis Risk in Communities Study (ARIC)
| Case selection criteria |
Control selection criteria |
T2D cases were diagnosed at or over 25 years of age and defined as having at least one of the following:
- fasting plasma glucose ≥ 126 mg/dl
- 2 hour glucose during oral glucose tolerance test (OGTT) ≥ 200 mg/dl
- random glucose ≥ 200 mg/dl
- oral hypoglycemic agent or insulin treatment
- physician-diagnosed diabetes
|
Controls were at least 25 years of age and were defined as having all of the following criteria:
- No T2D by ADA 2004 definition, fasting plasma glucose <100 mg/dl, and HbA1c <6% at each of two exams
- fasting plasma glucose < 100 mg/dl
- 2 hour OGTT < 140 mg/dl (if available)
- no treatment of diabetes
|
|
African American |
| 94 |
654 |
Coronary Artery Risk Development in Young Adults (CARDIA)
| Case selection criteria |
Control selection criteria |
T2D cases were diagnosed at or over 25 years of age and defined as having at least one of the following:
- fasting plasma glucose ≥ 126 mg/dl
- 2 hour glucose during oral glucose tolerance test (OGTT) ≥ 200 mg/dl
- random glucose ≥ 200 mg/dl
- oral hypoglycemic agent or insulin treatment
- physician-diagnosed diabetes
|
Controls were at least 25 years of age and were defined as having all of the following criteria:
- No T2D by ADA 2004 definition, fasting plasma glucose <100 mg/dl, and HbA1c <6% at each of two exams
- fasting plasma glucose < 100 mg/dl
- 2 hour OGTT < 140 mg/dl (if available)
- no treatment of diabetes
|
|
African American |
| 81 |
98 |
Cleveland Family Study (CFS)
| Case selection criteria |
Control selection criteria |
T2D cases were diagnosed at or over 25 years of age and defined as having at least one of the following:
- fasting plasma glucose ≥ 126 mg/dl
- 2 hour glucose during oral glucose tolerance test (OGTT) ≥ 200 mg/dl
- random glucose ≥ 200 mg/dl
- oral hypoglycemic agent or insulin treatment
- physician-diagnosed diabetes
|
Controls were at least 25 years of age and were defined as having all of the following criteria:
- No T2D by ADA 2004 definition, fasting plasma glucose <100 mg/dl, and HbA1c <6% at each of two exams
- fasting plasma glucose < 100 mg/dl
- 2 hour OGTT < 140 mg/dl (if available)
- no treatment of diabetes
|
|
African American |
| 226 |
474 |
Cardiovascular Health Study (CHS)
| Case selection criteria |
Control selection criteria |
T2D cases were diagnosed at or over 25 years of age and defined as having at least one of the following:
- fasting plasma glucose ≥ 126 mg/dl
- 2 hour glucose during oral glucose tolerance test (OGTT) ≥ 200 mg/dl
- random glucose ≥ 200 mg/dl
- oral hypoglycemic agent or insulin treatment
- physician-diagnosed diabetes
|
Controls were at least 25 years of age and were defined as having all of the following criteria:
- No T2D by ADA 2004 definition, fasting plasma glucose <100 mg/dl, and HbA1c <6% at each of two exams
- fasting plasma glucose < 100 mg/dl
- 2 hour OGTT < 140 mg/dl (if available)
- no treatment of diabetes
|
|
African American |
| 146 |
322 |
Family Heart Study (FamHS)
| Case selection criteria |
Control selection criteria |
T2D cases were diagnosed at or over 25 years of age and defined as having at least one of the following:
- fasting plasma glucose ≥ 126 mg/dl
- 2 hour glucose during oral glucose tolerance test (OGTT) ≥ 200 mg/dl
- random glucose ≥ 200 mg/dl
- oral hypoglycemic agent or insulin treatment
- physician-diagnosed diabetes
|
Controls were at least 25 years of age and were defined as having all of the following criteria:
- No T2D by ADA 2004 definition, fasting plasma glucose <100 mg/dl, and HbA1c <6% at each of two exams
- fasting plasma glucose < 100 mg/dl
- 2 hour OGTT < 140 mg/dl (if available)
- no treatment of diabetes
|
|
African American |
| 228 |
620 |
Genetic Study of Atherosclerosis Risk (GeneSTAR)
| Case selection criteria |
Control selection criteria |
T2D cases were diagnosed at or over 25 years of age and defined as having at least one of the following:
- fasting plasma glucose ≥ 126 mg/dl
- 2 hour glucose during oral glucose tolerance test (OGTT) ≥ 200 mg/dl
- random glucose ≥ 200 mg/dl
- oral hypoglycemic agent or insulin treatment
- physician-diagnosed diabetes
|
Controls were at least 25 years of age and were defined as having all of the following criteria:
- No T2D by ADA 2004 definition, fasting plasma glucose <100 mg/dl, and HbA1c <6% at each of two exams
- fasting plasma glucose < 100 mg/dl
- 2 hour OGTT < 140 mg/dl (if available)
- no treatment of diabetes
|
|
African American |
| 293 |
246 |
Genetic Epidemiology Network of Arteriopathy (GENOA)
| Case selection criteria |
Control selection criteria |
T2D cases were diagnosed at or over 25 years of age and defined as having at least one of the following:
- fasting plasma glucose ≥ 126 mg/dl
- 2 hour glucose during oral glucose tolerance test (OGTT) ≥ 200 mg/dl
- random glucose ≥ 200 mg/dl
- oral hypoglycemic agent or insulin treatment
- physician-diagnosed diabetes
|
Controls were at least 25 years of age and were defined as having all of the following criteria:
- No T2D by ADA 2004 definition, fasting plasma glucose <100 mg/dl, and HbA1c <6% at each of two exams
- fasting plasma glucose < 100 mg/dl
- 2 hour OGTT < 140 mg/dl (if available)
- no treatment of diabetes
|
|
African American |
| 104 |
664 |
Healthy Aging in Neighborhoods of Diversity across the Life Span Study (HANDLS)
| Case selection criteria |
Control selection criteria |
T2D cases were diagnosed at or over 25 years of age and defined as having at least one of the following:
- fasting plasma glucose ≥ 126 mg/dl
- 2 hour glucose during oral glucose tolerance test (OGTT) ≥ 200 mg/dl
- random glucose ≥ 200 mg/dl
- oral hypoglycemic agent or insulin treatment
- physician-diagnosed diabetes
|
Controls were at least 25 years of age and were defined as having all of the following criteria:
- No T2D by ADA 2004 definition, fasting plasma glucose <100 mg/dl, and HbA1c <6% at each of two exams
- fasting plasma glucose < 100 mg/dl
- 2 hour OGTT < 140 mg/dl (if available)
- no treatment of diabetes
|
|
African American |
| 382 |
232 |
Health, Aging, and Body Composition Study (Health ABC)
| Case selection criteria |
Control selection criteria |
T2D cases were diagnosed at or over 25 years of age and defined as having at least one of the following:
- fasting plasma glucose ≥ 126 mg/dl
- 2 hour glucose during oral glucose tolerance test (OGTT) ≥ 200 mg/dl
- random glucose ≥ 200 mg/dl
- oral hypoglycemic agent or insulin treatment
- physician-diagnosed diabetes
|
Controls were at least 25 years of age and were defined as having all of the following criteria:
- No T2D by ADA 2004 definition, fasting plasma glucose <100 mg/dl, and HbA1c <6% at each of two exams
- fasting plasma glucose < 100 mg/dl
- 2 hour OGTT < 140 mg/dl (if available)
- no treatment of diabetes
|
|
African American |
| 183 |
738 |
Howard University Family Study (HUFS)
| Case selection criteria |
Control selection criteria |
T2D cases were diagnosed at or over 25 years of age and defined as having at least one of the following:
- fasting plasma glucose ≥ 126 mg/dl
- 2 hour glucose during oral glucose tolerance test (OGTT) ≥ 200 mg/dl
- random glucose ≥ 200 mg/dl
- oral hypoglycemic agent or insulin treatment
- physician-diagnosed diabetes
|
Controls were at least 25 years of age and were defined as having all of the following criteria:
- No T2D by ADA 2004 definition, fasting plasma glucose <100 mg/dl, and HbA1c <6% at each of two exams
- fasting plasma glucose < 100 mg/dl
- 2 hour OGTT < 140 mg/dl (if available)
- no treatment of diabetes
|
|
African American |
| 333 |
1,450 |
Jackson Heart Study (JHS)
| Case selection criteria |
Control selection criteria |
T2D cases were diagnosed at or over 25 years of age and defined as having at least one of the following:
- fasting plasma glucose ≥ 126 mg/dl
- 2 hour glucose during oral glucose tolerance test (OGTT) ≥ 200 mg/dl
- random glucose ≥ 200 mg/dl
- oral hypoglycemic agent or insulin treatment
- physician-diagnosed diabetes
|
Controls were at least 25 years of age and were defined as having all of the following criteria:
- No T2D by ADA 2004 definition, fasting plasma glucose <100 mg/dl, and HbA1c <6% at each of two exams
- fasting plasma glucose < 100 mg/dl
- 2 hour OGTT < 140 mg/dl (if available)
- no treatment of diabetes
|
|
African American |
| 411 |
793 |
Multi-Ethnic Study of Atherosclerosis (MESA)
| Case selection criteria |
Control selection criteria |
T2D cases were diagnosed at or over 25 years of age and defined as having at least one of the following:
- fasting plasma glucose ≥ 126 mg/dl
- 2 hour glucose during oral glucose tolerance test (OGTT) ≥ 200 mg/dl
- random glucose ≥ 200 mg/dl
- oral hypoglycemic agent or insulin treatment
- physician-diagnosed diabetes
|
Controls were at least 25 years of age and were defined as having all of the following criteria:
- No T2D by ADA 2004 definition, fasting plasma glucose <100 mg/dl, and HbA1c <6% at each of two exams
- fasting plasma glucose < 100 mg/dl
- 2 hour OGTT < 140 mg/dl (if available)
- no treatment of diabetes
|
|
African American |
| 69 |
551 |
MESA Family Study (MESA Family)
| Case selection criteria |
Control selection criteria |
T2D cases were diagnosed at or over 25 years of age and defined as having at least one of the following:
- fasting plasma glucose ≥ 126 mg/dl
- 2 hour glucose during oral glucose tolerance test (OGTT) ≥ 200 mg/dl
- random glucose ≥ 200 mg/dl
- oral hypoglycemic agent or insulin treatment
- physician-diagnosed diabetes
|
Controls were at least 25 years of age and were defined as having all of the following criteria:
- No T2D by ADA 2004 definition, fasting plasma glucose <100 mg/dl, and HbA1c <6% at each of two exams
- fasting plasma glucose < 100 mg/dl
- 2 hour OGTT < 140 mg/dl (if available)
- no treatment of diabetes
|
|
African American |
| 1,141 |
1,243 |
Sea Islands Genetic Network - Reasons for Geographic And Racial Differences in Stroke (SIGNET-REGARDS)
| Case selection criteria |
Control selection criteria |
T2D cases were diagnosed at or over 25 years of age and defined as having at least one of the following:
- fasting plasma glucose ≥ 126 mg/dl
- 2 hour glucose during oral glucose tolerance test (OGTT) ≥ 200 mg/dl
- random glucose ≥ 200 mg/dl
- oral hypoglycemic agent or insulin treatment
- physician-diagnosed diabetes
|
Controls were at least 25 years of age and were defined as having all of the following criteria:
- No T2D by ADA 2004 definition, fasting plasma glucose <100 mg/dl, and HbA1c <6% at each of two exams
- fasting plasma glucose < 100 mg/dl
- 2 hour OGTT < 140 mg/dl (if available)
- no treatment of diabetes
|
|
African American |
| 1,674 |
801 |
Wake Forest School of Medicine,
Family Investigation of Nephropathy in Diabetes (WFSM_FIND)
| Case selection criteria |
Control selection criteria |
T2D cases were diagnosed at or over 25 years of age and defined as having at least one of the following:
- fasting plasma glucose ≥ 126 mg/dl
- 2 hour glucose during oral glucose tolerance test (OGTT) ≥ 200 mg/dl
- random glucose ≥ 200 mg/dl
- oral hypoglycemic agent or insulin treatment
- physician-diagnosed diabetes
|
Controls were at least 25 years of age and were defined as having all of the following criteria:
- No T2D by ADA 2004 definition, fasting plasma glucose <100 mg/dl, and HbA1c <6% at each of two exams
- fasting plasma glucose < 100 mg/dl
- 2 hour OGTT < 140 mg/dl (if available)
- no treatment of diabetes
|
|
African American |
| 1,964 |
6,243 |
Women's Health Initiative (WHI)
| Case selection criteria |
Control selection criteria |
T2D cases were diagnosed at or over 25 years of age and defined as having at least one of the following:
- fasting plasma glucose ≥ 126 mg/dl
- 2 hour glucose during oral glucose tolerance test (OGTT) ≥ 200 mg/dl
- random glucose ≥ 200 mg/dl
- oral hypoglycemic agent or insulin treatment
- physician-diagnosed diabetes
|
Controls were at least 25 years of age and were defined as having all of the following criteria:
- No T2D by ADA 2004 definition, fasting plasma glucose <100 mg/dl, and HbA1c <6% at each of two exams
- fasting plasma glucose < 100 mg/dl
- 2 hour OGTT < 140 mg/dl (if available)
- no treatment of diabetes
|
|
African American |
