of the 380,352 close contacts that were eligible for follow-up, 360,706 (94.8%) were successfully contacted and advised accordingly, or had their case otherwise resolved
o blith y 380,352 o gysylltiadau agos a oedd yn gymwys i'w holrhain, cysylltwyd a chynghorwyd â 360,706 (94.8%) yn llwyddiannus, neu chafwyd eu hachos ei ddatrys yn syth