BMI was markedly higher in adolescence for those with very early AR ( by @ years ; = @ ; @ % confidence interval -LSB- CI -RSB- : @-@ @ ; P @ ) and was also higher for those with early AR ( between @ and @ years ; = @ ; @ % CI : @-@ @ ; P = @ ) compared with those with later AR ( > @ years ) after full adjustment for a range of potential confounders .