Use W3C documentation for the XHTML1.1 table model. (http://www.w3.org/TR/xhtml-modularization/abstract_modules.html#s_tablemodule)
Additional attributes should be used throughout the XHTML 1.1 table model by way of the %xhtml-inlstyle-1.mod; module
Since this parameter entity is defined in the public XHTML 1.1 Tag Set, it does not follow the naming conventions for this Tag Set: it is in mixed not lower case, and the separator character is a period, not a hyphen.
<!ENTITY % Core.extra.attrib "%style.attrib;" >
style CDATA #IMPLIED
JATS-xhtml-inlstyle-1.mod