User blog comment:Lecromis/Sithis: At least a god? The true God of Life and Death?/@comment-2007196-20120823002420

Sithis is a manifestation of Padomay - the primal force of chaos. Just as Anu is not typically worshipped, despite being an integral part of the creation of the Aedra, neither is Sithis. Indeed, as others have said, neither Anu nor Padomay seem to pay attention to petty mortal affairs.