Manual

CAARS 2 Manual

Appendix C: ADHD Reference Sample — Confidence Intervals and Percentiles, Tables

Table C.1. Confidence Intervals: CAARS 2 Self-Report ADHD Reference Sample

Scale		Number of Items	Self-Report
			Combined Gender		Males		Females
			90% CI	95% CI	90% CI	95% CI	90% CI	95% CI
Content Scales	Inattention/Executive Dysfunction	30	4	5	4	5	5	5
	Hyperactivity	13	5	6	5	6	5	6
	Impulsivity	13	6	7	6	7	5	6
	Emotional Dysregulation	9	5	6	5	6	5	6
	Negative Self-Concept	7	5	5	4	5	5	6
DSM Symptom Scales	ADHD Inattentive Symptoms	11	6	7	5	6	6	7
	ADHD Hyperactive/Impulsive Symptoms	12	5	6	5	6	5	6
	Total ADHD Symptoms	23	5	6	5	6	6	6

Table C.2. Confidence Intervals: CAARS 2 Observer ADHD Reference Sample

Scale		Number of Items	Observer
			Combined Gender		Males		Females
			90% CI	95% CI	90% CI	95% CI	90% CI	95% CI
Content Scales	Inattention/Executive Dysfunction	30	3	4	3	4	4	4
	Hyperactivity	13	5	5	4	5	5	6
	Impulsivity	13	5	6	4	5	5	6
	Emotional Dysregulation	9	4	5	4	5	5	6
	Negative Self-Concept	7	4	5	4	5	5	6
DSM Symptom Scales	ADHD Inattentive Symptoms	11	5	6	4	5	5	6
	ADHD Hyperactive/Impulsive Symptoms	12	5	6	4	5	6	7
	Total ADHD Symptoms	23	5	5	4	5	5	6

Table C.3. Confidence Intervals: CAARS 2–Short Self-Report ADHD Reference Sample

Scale	Number of Items	Self-Report
		Combined Gender		Males		Females
		90% CI	95% CI	90% CI	95% CI	90% CI	95% CI
Inattention/Executive Dysfunction	12	6	7	6	7	6	7
Hyperactivity	7	6	7	6	7	6	7
Impulsivity	7	7	8	7	8	7	8
Emotional Dysregulation	6	6	7	6	7	6	7
Negative Self-Concept	5	6	7	5	6	6	7

Table C.4. Confidence Intervals: CAARS 2–Short Observer ADHD Reference Sample

Scale	Number of Items	Observer
		Combined Gender		Males		Females
		90% CI	95% CI	90% CI	95% CI	90% CI	95% CI
Inattention/Executive Dysfunction	12	5	5	4	5	5	5
Hyperactivity	7	5	6	5	5	6	7
Impulsivity	7	6	7	5	6	6	7
Emotional Dysregulation	6	5	5	4	5	5	6
Negative Self-Concept	5	5	6	5	6	6	7

Table C.5. Percentiles: CAARS 2 ADHD Reference Sample