Table 5. Summary of Characteristics in Studies Examining the Incremental Validity of a Multi-Informant Approach to the Assessment of Mental Health.

Descriptive Information		Informants Examined for Incremental Validity		Criterion Measures			Contextual Variations in Assessed Behavior
Mental Health Domain	Author Group (year)	Informants	Use of the Same Measure Format to Gather Informants' Reports	Information Sources Used for Criterion Measures	Criterion Independent from Informants Examined for Incremental Validity	Objective Criterion Used a	Independent Assessment of Prevalence of Contextual Variations in Participants' Behavior
ADHD	Power et al. (1998)	P, T	✓	Combined diagnostic interview and T report	X	X	X
	Smith, Pelham, Gnagy, Molina, & Evans (2000)	C, T	/	Independent observers	✓	✓	X
ADHD subtypes and ODD	Owens & Hoza (2003)	P, T	✓	P, T	X	X	X
Anxiety	Villabø, Gere, Torgersen, March, & Kendall (2012)	C, P	✓	Diagnostic interview	X	X	X
Bipolar Disorder	Youngstrom et al. (2004a)	C, P, T	/	Diagnostic interview	X	X	X
ODD	Angold & Costello (1996)	C, P	✓	Diagnostic interview; P and C interview reports of impairment, parental burden, and service use	X	X	X
Relational Adjustment	Ladd & Kochenderfer-Ladd (2002)	C, P, T, Peer	/	C, P, T, Peer	X	X	X
Social Skills and Academic Competence	Kwon, Kim, & Sheridan (2012)	T, Peer	X	C, T, Peer	/	X	X

Note. ✓ = study utilized characteristic described by column header; / = study utilized characteristic described by column header for some but not all measures; X = study did not utilize characteristic described by column header. C = Child; P = Parent; T = Teacher. ADHD = Attention-Deficit/Hyperactivity Disorder; ODD = oppositional defiant behaviors.

^acriterion based on objective measure (e.g., record reviews, behavioral observations, or behavioral measures).