Table 2.

Error rates in a flanker task as a function of age.

Age	Congruent	Incongruent	Difference
4 *	12.4	21.9	9.5
6 +	8	23.6	15.6
7 +	5.4	5.9	0.5
8 +	4.9	4.7	−0.2
9 +	1.9	3.5	1.6

* from (Rueda et al. 2004b); + from (Rueda et al. 2004a).