These individuals were 66 % male and had a median age of 63 years , mean HbA1c of 8.3 % ( 67 mmol/mol ) , BMI of 33.1 kg/m ( 2 ) , estimated glomerular filtration rate of 75 mL/min/1 .73 m ( 2 ) , fasting plasma glucose of 9.2 mmol/L , and a median daily insulin dose of 60 IU .