HVA for children < 6months ( n = 91 ) was 5.3-37 .0 mol/mmol ; 6months to < 1year ( n = 141 ) was 2.7-27 .7 mol/mmol ; 1 to 5years ( n = 139 ) was 3.4-17 .9 mol/mmol ; 6 to 10years ( n = 136 ) was 2.7-8 .8 mol/mmol ; and 11 to 15years ( n = 127 ) was 1.1-9 .4 mol/mmol .