The increasing prevalence of diabetes brought great burden to health status of the investigators population. It is meaningful to investigate the stressor, stress perceived, social support and coping methods in diabetic population in order to provide appropriate assistance to these patients. This study will recruit diabetes patients from out-patient-department and they are invited to complete a questionnaire. The contents of the questionnaire including stress experienced, stress perceived, social support and coping methods. The investigators purpose is to find out the impact of these factors on glycemic controlled and their life quality. The results will be useful to diabetes care team when health education is delivered to patient.

Type 2 diabetes patient aged 30-80 y/o under oral hypoglycemic agents with clear conscious enable to answer questions properly who regularly follow up at our metabolism clinic is eligible. Patients are asked to complete a questions containing basic personal information, diabetes coping method Chinese version (DCM-C)questionnaire, social support and perceived stress scale.

Inclusion Criteria:

1. Type 2 diabetes
2. Aged 30-80 year old
3. under oral hypoglycemic agents
4. clear consciousness

Exclusion Criteria:

1. Type 1 diabetes
2. Age below 30 and above 80
3. Insulin use
4. Conscious not clear

1. Type 2 diabetes
2. Aged 30-80 year old
3. under oral hypoglycemic agents
4. clear consciousness