Hoʻolālā ʻia kēia pahu no ka ʻike in vitro qualitative o ka nucleic acid DNA o ka hui B streptococcus i loko o nā laʻana swab rectal, nā laʻana swab vaginal a i ʻole nā mea hoʻoheheʻe rectal/vaginal swab hui ʻia mai nā wahine hāpai ma 35 a 37 mau pule hāpai me nā kumu koʻikoʻi a me nā mea ʻē aʻe. nā pule hāpai me nā hōʻailona lapaʻau e like me ka haki ʻana o ka membrane a me ka hoʻoweliweli ʻana i ka hana hānau mua.