of the 376,748 close contacts that were eligible for follow-up, 357,115 (94.8%) were successfully contacted and advised accordingly, or had their case otherwise resolved
o blith y 376,748 o gysylltiadau agos a oedd yn gymwys i'w holrhain, cysylltwyd a chynghorwyd â 357,115 (94.8%) yn llwyddiannus, neu chafwyd eu hachos ei ddatrys yn syth