:: Type of diabetes :: Complications of diabetes Insulin Dependent Diabetes Mellitus, IDDM Non-Insulin Dependent Diabetes Mellitus, NIDDM Insufficient insulin, cause the sugar to accumulate in blood and results in elevated blood glucose level 80-90% of all diabetes patients are NIDDM It affected people with older age, usually after 35 the insulin produced are sufficient, however, they does not work effectivetly. There may be problems in the way the body uses insulin It affected people with older age, usually after 35 IDDM are caused by insufficient insulin and NIDDM are caused by factors other than insulin levels.   Whole blood (mmol/ml) Plasma (mmol/ml) Time Vein Capillary Vein Capillary Fasting >= 6.7 >= 6.7 >= 7.8 >= 7.8 2 hrs after food intake >= 10.0 >= 11.1 >= 11.1 >= 12.2 Tiredness Polyuria or frequent urination Polydipsia Increase in appetite but loss in weight Ulcers which are difficult to heal on skin Itchy of skin or pudendum