Table 3.

Correlation matrix between age, IQ and executive functioning components in the control group

Parameter	1	2	3	4	5	6	7
1- Age	1
2- Intelligence quotient (IQ)	0.1	1
3- Response inhibition	0.01	0.09	1
4- Obtained categories	0.7	0.2	0.5	1
5- Perseveration error	0.6	0.5	0.2	0.07	1
6- Other error	0.001	0.01	0.01	0.04	0.6	1
7- Total error	0.05	0.02	0.01	0.24	0.09	<0.001	1

IQ: Intelligence quotient