INS and Hypoglycemia: Factor 1 consists of twelve items of”worries about hypoglycemia” such as item 5 “Make sure I have someone with me when I go out”; Factor 2 mainly consists of four items concerning about “avoid” such as item 7 “Limited my driving (car, truck or bicycle)”; factors 3 and 4 consists of two main items of “embarrassing emotion” and “behavior change”, such as item 21 “Appearing stupid or drunk” and item3 “Reduced my insulin when my blood sugar was low”.