Continuous Glucose Monitoring for Glucose and Weight Management in Prediabetes and Non-severe Type 2 Diabetes: A Prospective Community-based (Workplace) Cohort Study

Fasting blood glucose

Fasting blood glucose, assessed by blood test after 2-week use of CGM and dietary education

Time frame: 8weeks after intervention

Lipid profiles

Lipid profiles (total cholesterol, LDL-cholesterol, HDL-cholesterol, triglyceride), assessed by blood test after 2-week use of CGM and dietary education

Time frame: 8weeks after intervention

Body weight

Body weight assessed by blood test after 2-week use of CGM and dietary education

Time frame: 8weeks after intervention

Pre- and post-intervention questionnaire: Diabetes Treatment Satisfaction Questionnaire (DTSQ)

Pre- and post-intervention questionnaires, assessed by self-reported survey. The questionnaire is composed of three parts. * total satisfaction (minimum 0, maximum 36, higher scores mean a better outcome.) * perceived hyperglycaemia (minimum 0, maximum 6, higher scores mean a worse outcome.) * perceived hypoglycaemia (minimum 0, maximum 6, higher scores mean a worse outcome.)

Time frame: 8weeks after intervention

Pre- and post-intervention questionnaire: Summary of Diabetes Self-Care Activities Questionnaire (SDSCAS).

Pre- and post-intervention questionnaires, assessed by self-reported survey. The questionnaire is composed of five parts. * diet (values: minimum 0, maximum 28, higher scores mean a better outcome.) * exercise (minimum 0, maximum 14, higher scores mean a better outcome.) * blood sugar check-up (values: minimum 0, maximum 14, higher scores mean a better outcome.) * foot care (minimum 0, maximum 14, higher scores mean a better outcome.) * smoking (minimum 0, maximum 1, higher scores mean a worse outcome.)