The T.O.V.A. visual test is normed for ages 4-80+, includes an embedded performance validity measure for persons 17 and older, and a short test for pre-school aged children.

The T.O.V.A. is a culture- and language-free, sufficiently long computerized test that requires no left/right discrimination or sequencing. Responses to visual or auditory stimuli are recorded …

Proven accuracy: The T.O.V.A. correctly identified 87% of non-ADHD and 90% of ADHD subjects (discriminant analysis). No test, including the T.O.V.A., can diagnose A.D.H.D.

The Test of Variables of Attention (T.O.V.A.) is a Class I medical device manufactured in accordance with the European Union's Medical Device Directive (MDD 93/42/EEC).

The Test of Variables of Attention (TOVA): Internal Consistency(Q1 vs. Q2 and Q3 vs. Q4)) in Children with Attention Deficit/Hyperactivity Disorder (ADHD). Child Neuropsychology, 14. 314 …

Purchase the T.O.V.A. 9 System. We sell our products in Australia, Canada, EU Countries, and the United States.

The T.O.V.A. test (both visual and auditory) runs 21.6 minutes for ages five-and-a-half (5.5) years old and older. The first half of the test is stimulus

Feb 20, 2008 · The sensitivity of a test is its ability to correctly identify true cases (or, for the T.O.V.A.s, to identify ADHD); the higher the sensitivity, the fewer false negatives (missing …

Enter your T.O.V.A. USB device serial number and click 'Submit' to download the latest software for your T.O.V.A. System. Serial number: (Appears on the bottom of your black T.O.V.A. device.)

The T.O.V.A. is the only widely available Continuous Performance Test that measures reaction time with millisecond precision. For this reason, it will show changes in performance on the …