Least squares mean SE HbA1c change from baseline to the primary end point was -1.51 0.06 % ( -16.5 0.7 mmol/mol ) for dulaglutide 1.5 mg , -1.30 0.06 % ( -14.2 0.7 mmol/mol ) for dulaglutide 0.75 mg , -0.99 0.06 % ( -10.8 0.7 mmol/mol ) for exenatide , and -0.46 0.08 % ( -5.0 0.9 mmol/mol ) for placebo .