RESULTS : Women with a deletion allele had a significantly greater risk of preterm delivery [ adjusted odds ratio ( AOR ) : 3.0 ; 95 % CI : 1.0 , 8.8 ; P < 0.05 ] than did those without a deletion allele .
O O B-OrganismTaxon O O O O O O O O O O B-DiseaseOrPhenotypicFeature I-DiseaseOrPhenotypicFeature O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O