How many patients are registered with the PDS in your Health Board area? Has the number risen since 2020? If so by how much? Data from Public health Scotland (PHS) indicates that the numbers registered with the PDS are showing only minor changes. 2.1b Percentage of population registered with PDS; by month 100 90 80 70 60 50 40 30 20 100 Children Adults 2 Year 2019 2020 2021 2022 2023 PDS registration 10,610 9,995 9,632 9,357 9,919 numbers for Tayside The PDS in Tayside is under direct instruction from the Director of Dentistry to register only those that would fit a non-access PDS remit.