Erratum to: Forward and backward span for verbal and visuo-spatial data: standardization and normative data from an Italian adult population

Erratum to: Neurol Sci (2013) 34:749–754 DOI 10.1007/s10072-012-1130-x

Authors would like to publish an erratum to correct the errors in the tables. The values in the columns under the title Corsi span backward in Tables 3 and 4 are updated and the corrected tables are given below.

Table 3 Regression equations and correction grids according to age and education for performance scores on the forward and backward versions of the Digit Span and Corsi Block tasks

Table 4 Equivalent scores for performance on the forward and backward versions of both the Digit span and Corsi block tasks and for the ratio between the scores on the backward and forward versions of each task