The aim of the study is to research psychosocial and socioeconomic factors among families that might affect glycemic control in children and adolescent with type 1 diabetes mellitus. These factors might be: living conditions, structure of the family, socioeconomic status, divorces and parent's own glycemic control status (if parent's type 1 diabetes mellitus is present in the family).

This study is going to clarify if there are some socioeconomical or psychosocial factors that might influence child's type 1 diabetes mellitus glycemic control. Study population consists of 300-350 diabetic children aged 1-16 years who have diabetic controls at Tampere University Hospital and their families. Required information is going to be collected with 2 questionnaires, wich families are kindly asked to fill in.

Inclusion Criteria: Type 1 diabetic children aged 1-16 years and their parents. Patient's and parents' willingness to participate

Exclusion Criteria: Type 1 diabetes duration under 1 year. Difficulties to understand written finnish.

-

Type 1 diabetic children aged 1-16 years followed at Tampere University Hospital and their parents . Child's disease duration minimum 1 year.