Table 1 The A-TAC Modules: Previously Reported Internal Consistency and Sensitivity/Specificity for each Established Cut-off Value
From: The Autism–Tics, ADHD and other Comorbidities inventory (A-TAC): previous and predictive validity
Diagnostic domain | A-TAC module | Items | Cronbach’s α | Cut-off | sens/spec |
|---|---|---|---|---|---|
ASD | Language, Social Interaction | 17 | .86b | 4.5 (low) | 0.91/0.80c |
and Flexibility | 8.5 (high) | 0.61/0.91c | |||
- Language | 6 | .66 b | |||
- Social Interaction | 6 | .77 b | |||
- Flexibility | 5 | .70 b | |||
ADHD | Concentration & Attention and | 19 | .92b | 6 (low) | 0.91/0.73 |
Impulsiveness & Activity | 12.5 (high) | 0.56/0.93c | |||
- Concentration & Attention | 9 | .90 b | |||
- Impulsiveness & Activity | 10 | .87 b | |||
LD | Learning | 3 | 1 (low) | 0.92/0.60c | |
3 (high) | 0.41/0.93c | ||||
DCD | Motor control | 1 | 0.5 (low) | 0.63/0.68c | |
1 (high) | 0.32/0.87c | ||||
TD | Tics | 3 | .57b | 1.5 | 0.875/0.86c |
ODD | Opposition | 5 | .75b | 3 | 0.51/0.96d |
CD | Conduct | 5 | .61b | 2 | 0.55/0.98d |
OCDa | Compulsions | 2 | 1 | ||
EDa | Feeding | 2 | 1 |