DM status from bloods

Diabetes Status according to blood samples taken at study clinic visit. If blood taken and not diabetic = 0; if hbA1c or glucose in diabetic range = 1. Measured at 1 year.

Categorical

DM status from bloods

Diabetes Status according to blood samples taken at study clinic visit. If blood taken and not diabetic = 0; if hbA1c or glucose in diabetic range = 1. Measured at 5 years.

Categorical

DM status from bloods

Diabetes Status according to blood samples taken at study clinic visit. If blood taken and not diabetic = 0; if hbA1c or glucose in diabetic range = 1. Measured at baseline.

Categorical

DM status from bloods inc GP

Diabetes Status according to blood samples taken at study clinic visit or in GP notes. If blood taken and not diabetic = 0; if hbA1c or glucose in diabetic range = 1. Measured at 5 years.

Categorical

diabetes status GP records

Diabetes status according to GP records at 1 year.

Categorical

diabetes status GP records

Diabetes status according to GP records at 2 years.

Categorical

diabetes status GP records

Diabetes status according to GP records at 5 years.

Categorical

diabetes status GP records

Diabetes status according to GP records at baseline.

Categorical

diabetes status self-report

Diabetes status according to self-report at 2 years.

Categorical

diabetes status self-report

Diabetes status according to self-report at 5 years.

Categorical

DM status ADA criteria glucose

Diabetes status according to glucose cut off using ADA criteria. Measured at 1 year.

Categorical

DM status ADA criteria glucose

Diabetes status according to glucose cut off using ADA criteria. Measured at baseline.

Categorical

DM status WHO criteria glucose

Diabetes status according to glucose cut offs using WHO 2006 criteria. Measured at 1 year.

Categorical

DM status WHO criteria glucose

Diabetes status according to glucose cut offs using WHO 2006 criteria. Measured at baseline.

Categorical

DM status ADA criteria HbA1c

Diabetes status according to HbA1c cut offs using ADA criteria. Measured at 1 year.

Categorical

DM status ADA criteria HbA1c

Diabetes status according to HbA1c cut offs using ADA criteria. Measured at 5 years.

Categorical

DM status ADA criteria HbA1c

Diabetes status according to HbA1c cut offs using ADA criteria. Measured at baseline.

Categorical

DM status WHO criteria HbA1c

Diabetes status according to HbA1c cut offs using WHO 2011 criteria. Measured at 1 year.

Categorical

DM status WHO criteria HbA1c

Diabetes status according to HbA1c cut offs using WHO 2011 criteria. Measured at 5 years.

Categorical

DM status WHO criteria HbA1c

Diabetes status according to HbA1c cut offs using WHO 2011 criteria. Measured at baseline.

Categorical

Multi-var DM status excl metformin

Diabetes Status combining multiple variables. EXCLUDES participants where the only evidence for diabetes is a metformin prescription (for sensitivity analysis). No diabetes: BloodDiabeticStatus = 0; Not taking Diabetes Medication; GPDiabeticStatusAtVisit = Non-Diabetic, Borderline or pre Diabetic, or Non-Diabetic had gestational diabetes. Diabetes: BloodDiabeticStatus = 1; Taking Diabetes Medication; GPDiabeticStatusAtVisit = Diabetes type unknown, Type 1 diabetes, or Type 2 Diabetes. Measured at 5 years.

Categorical

Multi-var DM status

Diabetes Status combining multiple variables. No diabetes: BloodDiabeticStatus = 0; Not taking Diabetes Medication; GPDiabeticStatusAtVisit = Non-Diabetic, Borderline or pre Diabetic, or Non-Diabetic had gestational diabetes. Diabetes: BloodDiabeticStatus = 1; Taking Diabetes Medication; GPDiabeticStatusAtVisit = Diabetes type unknown, Type 1 diabetes, or Type 2 Diabetes. Measured at 1 year.

Categorical

Multi-var DM status

Diabetes Status combining multiple variables. No diabetes: BloodDiabeticStatus = 0; Not taking Diabetes Medication; GPDiabeticStatusAtVisit = Non-Diabetic, Borderline or pre Diabetic, or Non-Diabetic had gestational diabetes. Diabetes: BloodDiabeticStatus = 1; Taking Diabetes Medication; GPDiabeticStatusAtVisit = Diabetes type unknown, Type 1 diabetes, or Type 2 Diabetes. Measured at 2 years.

Categorical

Multi-var DM status

Diabetes Status combining multiple variables. No diabetes: BloodDiabeticStatus = 0; Not taking Diabetes Medication; GPDiabeticStatusAtVisit = Non-Diabetic, Borderline or pre Diabetic, or Non-Diabetic had gestational diabetes. Diabetes: BloodDiabeticStatus = 1; Taking Diabetes Medication; GPDiabeticStatusAtVisit = Diabetes type unknown, Type 1 diabetes, or Type 2 Diabetes. Measured at 5 years.

Categorical

Multi-var DM status

Diabetes Status combining multiple variables. No diabetes: BloodDiabeticStatus = 0; Not taking Diabetes Medication; GPDiabeticStatusAtVisit = Non-Diabetic, Borderline or pre Diabetic, or Non-Diabetic had gestational diabetes. Diabetes: BloodDiabeticStatus = 1; Taking Diabetes Medication; GPDiabeticStatusAtVisit = Diabetes type unknown, Type 1 diabetes, or Type 2 Diabetes. Measured at baseline.

Categorical