Medtronic 670G Insulin Pump and the Impact on Glycemic Control, Quality of Life, and Compliance

Inclusion Criteria: * age 18 or older * Documented History of Type 1 Diabetes Mellitus * 3 months continuous use of the Medtronic 670g pump system * given written informed consent Exclusion Criteria: * Less than 3 months use of the Medtronic 670g pump system * Taking any other medication, other than the insulin used in the Medtronic 670g pump, to manage their diabetes * having medical conditions or taking medications that would preclude subject involvement or affect the outcomes being measured, in the opinion of the Investigator