White women with @-hydroxyvitamin D @ nmol/L or greater compared with less than @ nmol/L had a @ % reduction in SGA risk ( adjusted risk ratio @ , @ % CI @-@ @ ) and nonobese women with @-hydroxyvitamin D @ nmol/L or greater compared with less than @ nmol/L had a @ % reduction in SGA risk ( adjusted risk ratio @ , @ % CI @-@ @ ) .