of the 11,570 close contacts that were eligible for follow-up, 10,720 (92.7%) were successfully contacted and advised accordingly, or had their case otherwise resolved
o blith y 11,570 o gysylltiadau agos a oedd yn gymwys i'w holrhain, cysylltwyd a chynghorwyd â 10,720 (92.7%) yn llwyddiannus, neu chafwyd eu hachos ei ddatrys yn syth