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Table 2 Subjects With a Listed Disorder in the NPR (%) and Screen-positives in A-TAC (%)

From: The Autism–Tics, ADHD and other Comorbidities inventory (A-TAC): previous and predictive validity

  Disorder in the NPR A-TAC
Disorder Before After Total Cut-off Screen-positive
ASD 127 (0.5) 171 (0.7) 298 (1.2) 4.5 924 (3.6)
     8.5 266 (1.0)
ADHD 231 (0.9) 492 (1.9) 723 (2.8) 6 2707 (10.5)
     12.5 524 (2.0)
LD 145 (0.6) 104 (0.4) 249 (1.0) 1 3961 (15.3)
     3 428 (1.7)
DCD 70 (0.3) 18 (0.1) 88 (0.3) 0.5 2050 (7.9)
     1 469 (1.8)
TD 41 (0.2) 47 (0.2) 88 (0.3) 1.5 847 (3.3)
ODD 8 (0.0) 20 (0.1) 28 (0.1) 3 795 (3.1)
CD 27 (0.1) 50 (0.2) 77 (0.3) 2 278 (1.1)
OCDa 9 (0.0) 61 (0.2) 70 (0.3) 1 479 (1.9)
EDa 32 (0.1) 127 (0.5) 159 (0.6) 1 1371 (5.4)
  1. N = 25,828
  2. Disorder in NPR: Ascribed diagnoses in NPR before and after the telephone interview (CATSS) and in total
  3. A-TAC: Number of screen-positive subjects with an A-TAC score equal to or higher than each cut-off value
  4. Please see the supplementary material for numbers of true positive, false positive, true negative and false negative for all disorders (Additional file 1), and the sensitivity and specificity for each point on ASD and ADHD scale (Additional file 2)
  5. aNo previous established cut-off value