In 2003, Jillian Clarke of the University of Illinois at Urbana–Champaign found in a survey that 56% of men and 70% of women surveyed, were familiar with the five-second rule.
V roce 2003 zjistila laborantka Jillian Clarková z Univerzita Illinois v Urbana Champaign ve svém výzkumu, že pravidlo pěti sekund znalo 56 % mužů a 70 % žen.