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Continuous Performance Tasks Compared

Test

Test of Variables of Attention (T.O.V.A.)

Conners’ Continuous Performance Test (CPT)

Intermediate Visual and Auditory CPT (IVA)

Publisher

Universal Attention Disorders, Inc. 800-729-2886

Multi-Health Systems Inc. 800-456-3003

BrainTrain 800-822-0538

Author

Dr. Lawrence Greenberg

Dr. C. Keith Conners

Drs. Joseph Sandford & Ann Turner

Materials

T.O.V.A. program; T.O.V.A. button; EVE3 hardware; manual; video

CPT program, manual

IVA program, manuals

Cost

$495*

*additional charge per interpretation after the first five

$495*

*unlimited use

$598*

*additional charge per interpretation after the first twenty-five. Unlimited use software available at $1495

Computer

IBM: DOS 3.0 or later; 380K RAM; Hard drive; 720 disk capacity; VGA, CGA, or EGA graphic capability; Parallel port

 

Macintosh: Any Mac later than the Macintosh SE; any Mac-compatible printer; System 6.0.7 or greater (System 7 requires at least 4MB of RAM)

IBM: DOS 3.3 or later; 512K RAM; Hard drive; Monochrome or Color monitor; mouse (optional); printer (optional)

IBM: DOS 5.0 or later; 1 MB RAM/2 MB hard drive; VGA, CGA, or EGA graphic monitor; Serial mouse (Microsoft recommended); Creative labs Soundblaster card; Headphones or external speakers; Printer (optional)

Norms

4 to 80+

1590 subjects at 15 ages separated by sex. Norms are presented in 2-year intervals from 4 to 19, and then in 10-year intervals from 20 to 80+.

4 to 18+

520 subjects at 8 ages. Norms are presented in 2-year intervals from 4 to 17, and then as one group 18+.

5 to 90+

781 subjects at 10 ages separated by sex. Norms are presented in differing year intervals ranging from 2 to 7 years for ages 5 to 24, to 10-year intervals from ages 25 to 55+.

Description

A 23-minute, non-language based, fixed interval, visual performance test for use in the diagnosis and monitoring of treatment of children and adults with attention deficits.

A 14-minute visual performance task in which the subject must respond repeatedly to nontarget figures and then inhibit responding whenever the infrequently presented target figure appears.

A 13 minute, auditory and visual performance task in which the subject is required to click the mouse button only when he or she sees or hears a 1 and not click when he or she sees or hears a 2.

Major Variables

Errors of Omission (Inattention) and Commission (Impulsivity); Response Time; and Variability

Errors of Omission and Commission; Reaction Time

Six composite scores and 22 raw scales

Report

On screen and printout

On screen and printout

On screen and printout