of the 32,890 close contacts that were eligible for follow-up, 24,688 (75.1%) were successfully contacted and advised accordingly, or had their case otherwise resolved
o blith y 32,890 o gysylltiadau agos a oedd yn gymwys i'w holrhain, cysylltwyd a chynghorwyd â 24,688 (75.1%) yn llwyddiannus, neu chafwyd eu hachos ei ddatrys yn syth