of the 396,332 close contacts that were eligible for follow-up, 374,233 (94%) were successfully contacted and advised accordingly, or had their case otherwise resolved
o blith y 396,332 o gysylltiadau agos a oedd yn gymwys i'w holrhain, cysylltwyd a chynghorwyd â 374,233 (94%) yn llwyddiannus, neu chafwyd eu hachos ei ddatrys yn syth