The Conners Continuous Performance Test - 2 (CPT-2; Conners, 2000) is a computer administered test that is designed to assess problems with attention. The Conners CPT-2 presents 360 stimuli trials (i.e., individual letters) on the screen, with 1, 2, or 4 s between the presentation of letters (ISI: Inter-Stimulus Interval). The 360 trials are divided into 18 blocks of 20 trials each. The ISIs are counterbalanced across these blocks. Respondents are instructed to press the spacebar or the appropriate key on the mouse for any letter that appears, except the letter “X.” The CPT takes fourteen min to administer excluding the recommended practice test. Over the duration of the test, 324 non-X stimuli (i.e., targets) appear, and the letter “X” (nontarget) appears 36 times. One of the primary advantages of this paradigm is the high proportion of targets that appear, yielding a larger pool of responses for generating the statistical output. Many statistics are computed including...
Conners' Continuous Performance Test 3rd Edition (Conners CPT 3)Quicklinks: New to the Conners CPT 3. By indexing the respondent’s performance in areas of inattentiveness, impulsivity, sustained attention, and vigilance, the Conners CPT 3 can be useful to the process of diagnosing Attention- Deficit/Hyperactive Disorder (ADHD) and other neurological conditions related to attention. Updated to provide a new scoring option for the Diagnostic and Statistical Manual of Mental Disorders Fifth Edition (DSM-5) Symptom Scales, The Conners 3rd Edition™ (Conners 3™) is a dependable tool for supporting the diagnostic process.