As one of the focal areas in creating the comb pottery culture was Karjala, one can assume that when the new settlers came to Estonia, these were probably Finno-Ugric people.
Kuna kammkeraamikakultuuri väljakujunemise üks kesksemaid alasid oli Karjala, siis võib oletada, et kui Eestisse uusasukaid tuli, olid nad ilmselt soomeugrilased.