of the 7,995 close contacts that were eligible for follow-up, 7,703 (96%) were successfully contacted and advised accordingly, or had their case otherwise resolved
o blith y 7,995 o gysylltiadau agos a oedd yn gymwys i'w holrhain, cysylltwyd a chynghorwyd â 7,703 (96%) yn llwyddiannus, neu chafwyd eu hachos ei ddatrys yn syth