I.R.I.S. Readiris 14 for Windows User Guide - Manual (Page 111)

Section 9: Saving Documents
118
S
PREADSHEET
ML O
PTIONS
When you select Microsoft Excel 2002, 2003, 2007, 2010
(SpreadsheetML) as output format, specific SpreadsheetML
options are available.
Below you find a description of what each option does and
examples of real documents.

The option Ignore all text outside the tables saves the tables
and ignores all other recognition results.