70% of close contacts that were eligible for follow-up were reached within 48 hours of the positive case that identified them being referred to the contact tracing system.
Cyrhaeddwyd 70% o gysylltiadau agos a oedd yn gymwys ar gyfer camau dilynol o fewn 48 awr i pan y cafodd yr achos positif â'u nodwyd ei atgyfeirio i’r system olrhain cysylltiadau.