Institut Fuer Diabetes-Technologie Surveillance Program

Inclusion Criteria:

• Male or female, with type 1 diabetes, type 2 diabetes or subjects without diabetes
• Signed informed consent form
• Minimum age of 18 years
• ubjects are legally competent and capable to understand character, meaning and consequences of the study.
• If blood glucose values < 80 mg/dl or > 300 mg/dl shall be measured after short term alteration in insulin therapy:
• Male or female with type 1 diabetes and intensified insulin therapy or insulin pump therapy.
• Signature of subjects to document consent with these procedures on informed consent form.

Exclusion Criteria:

• Pregnancy or lactation period
• Severe acute disease (at the study physician's discretion)
• Severe chronic disease with potential risk during the test procedures (at the study physician's discretion)
• Current constitution that compromises the subject's capability to participate in the study (at the study physician's discretion)
• Being unable to give informed consent
• < 18 years
• Legally incompetent
• Being committed to an institution (e.g. psychiatric clinic)
• Language barriers potentially compromising an adequate compliance with study procedures
• Dependent on investigator or sponsor
• If blood glucose values < 80 mg/dl shall be measured after short term alteration in insulin therapy, subjects with type 1 diabetes, suffering from:
• Coronary heart disease
• Condition after myocardial infarction
• Condition after cerebral events
• Peripheral arterial occlusive disease
• Hypoglycemia unawareness