A wnaiff y Gweinidog ddatganiad am gywirdeb data effeithiolrwydd brechlynnau Iechyd Cyhoeddus Cymru?
Wedi'i ateb gan Y Gweinidog Iechyd a Gwasanaethau Cymdeithasol | Wedi'i ateb ar 07/12/2021
Public Health Wales (PHW) have confirmed they have not published any vaccine effectiveness data for Wales. They advise the data in their weekly vaccine status in cases and hospital inpatients report published via Rapid COVID-19 virology - Public | Tableau Public should not be interpreted as a measure of vaccine effectiveness.
The latest published information on vaccine effectiveness can be found via this link: COVID-19 vaccine weekly surveillance reports (weeks 39 to 41 ) - GOV.UK (www.gov.uk)