In people whose baseline HbA1c level was 6.4 % ( 46.4 mmol/mol ) , the median post-randomisation change in HbA1c was -0.65 % ( interquartile range -0.16 , -0.91 % ) after allocation to insulin glargine and -0.33 % ( -0.83 , 0.13 % ) after allocation to standard care ( median HbA1c difference 0.33 % ; p < 0.0001 ) .