Table 2 Significant correlation between tests

Raven's Progressive Matrices

Auditory discrimination

P < 0.001

- 0.492

Phonemic analysis

P = 0.002

- 0.458

Corsi test

P = 0.007

- 0.357

Word pairs learning

P = 0.005

- 0.386

Auditory attention

P = 0.01

- 0.347

Tower of London

P < 0.001

- 0.475

Visual discrimination

P = 0.005

- 0.376

Modified Bell Cancellation Test:

Rapidity

Corsi test

P = 0.047

- 0.262

Short term memory

P = 0.001

- 0.432

Long term memory

P = 0.048

- 0.260

Auditory attention

P = 0.026

- 0.297

Tower of London

P = 0.01

- 0.339

Categorical fluency

P = 0.003

- 0.388

Correctness

Auditory discrimination

P = 0.01

- 0.336

Corsi test

P = 0.022

- 0.299

Short term memory

P < 0.001

- 0.454

Long term memory

P = 0.014

- 0.322

Auditory attention

P = 0.021

- 0.307

Tower of London

P = 0.013

- 0.326

Categorical fluency

P = 0.008

- 0.346

Phonemic fluency

P = 0.001

- 0.424

Visual discrimination

P = 0.037

- 0.277

Social problems (CBCL)

P = 0.028

+ 0.297

Hollingshead's Four Factor Index

Auditory discrimination

P < 0.001

- 0.518

Phonemic analysis

P < 0.001

- 0.571

Phonemic fusion

P = 0.02

- 0.414

Digit span

P = 0.003

- 0.294

Word pairs learning

P = 0.004

- 0.396

Visual attention

P = 0.023

- 0.318

Tower of London

P = 0.001

- 0.432

Phonemic fluency

P < 0.001

- 0.673

Categorical fluency

P = 0.004

- 0.385

Visual discrimination

P = 0.005

- 0.381

Attention deficit's DSM IV symptoms (CRS-R)

P = 0.04

+ 0.182

Raven's Progressive Matrices

P = 0.0013

+ 0.340

IPDA

P < 0.001

+ 0.511

IPDA

Auditory discrimination

P = 0.002

- 0.410

Phonemic analysis

P = 0.03

- 0.325

Word pairs learning

P = 0.012

- 0.347

Long term memory

P = 0.039

- 0.275

Phonemic fluency

P = 0.002

- 0.403

Externalizing problems (CBCL)

P = 0.045

+ 0.272

Total problems (CBCL)

P = 0.034

+ 0.286

Perfectionism (CBCL)

P = 0.017

+ 0.324

Psycho-somatic problems (CBCL)

P = 0.012

- 0.341

SES

P < 0.001

+ 0.511