Guidance on the differences between household estimates for the four countries of the UK is contained in the Household and Dwelling Estimates Across the UK report (ONS).
Mae arweiniad ar y gwahaniaethau rhwng amcangyfrifon pedair gwlad y DU o’u haelwydydd wedi'i gynnwys yn adroddiad ' Household and Dwelling Estimates Across the UK (Cofnodion Cenedlaethol yr Alban) '.