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 roku 2003 laborantka Jillian Clarková z University of Illinois System vo svojom výskume zistila, že pravidlo piatich sekúnd poznalo 56 % mužov a 70 % žien.