ki te whiti i raro nei, a ka whakahoki i te pātai i muri i roto i te reo ano rite te whiti: Passage: Ka puta te tuku o te mate pukupuku wheori B i roto i te pānga ki te toto infectious wai tinana ranei kei roto i te toto. Ko reira 50 ki te 100 nga wa atu infectious atu huaketo mate pukupuku tangata (HIV). ngā momo taea o te tuku ngā whakapā ā-tinana, toto whakaheke me te whakaheke ki ētahi atu hua toto tangata, te whakamahi anō o te ngira poke, me te syringes, me te tuku poutū i te whaea ki te tamaiti (MTCT) i roto i te whanautanga. Ki te kore te tautohe, he whaea e he pai hoki HBsAg he 20% mōrea o te tuku i te mate ki tona uri i te wa o te whanautanga. Ko rite tiketike rite 90% tenei mōrearea ki te mea he pai hoki te whaea mo te HAg. Ka taea e te HBV kia whakawhiti i waenganui i ngā mema o te utuafare i roto i te whare, pea i te toharite o te whakapā ki te kiri kore-
te whakapā ā-waha, te whakawhitinga toto me te whakawhitinga ki ētahi atu hua toto tangata, te whakamahi anō i ngā ngira me ngā pūmārō poke, me te whakawhitinga poutū mai i te whaea ki te tamaiti (MTCT) i te wā o te whanautanga