Effect of Carbohydrate Intake Ratio on the QOL of Patients with Type 2 Diabetes

INTERVENTION: carbohydrate intake ratio 50% carbohydrate intake ratio 60% CONDITION: Type 2 Diabetes PRIMARY OUTCOME: QOL(DTR‐QOL) (at the time of entry, and at 6 and 12 month after) SECONDARY OUTCOME: 1) HbA1c, Fasting plasma glucose; 2) Serum Lipid(TC,TG,HDL‐C,LDL‐C); 3) urine albumin ; 4) Body Weight, Body Mass Index; 5) Problem Areas in Diabetes Survey(PAID); 6) Brief‐type Self ‐administered Diet History Questionnaire(BDHQ) INCLUSION CRITERIA: 1) Patient with type2 diabetes who has not received nutrition education for diabetes within the past 6 months. 2) HbA1c 8.0%<= and 14%>