RESULTS	Exenatide QW was statistically noninferior to insulin glargine for the change in HbA ( 1c ) from baseline to end point ( least squares mean difference , -0.43 % [ 95 % CI , -0.59 to -0.26 ] ; P < 0.001 ) , with the 95 % CI upper limit less than the predefined noninferiority margin ( 0.4 % ) .\