TABLE 1.

Interrater Reliability and Item Content and Factor Loadings for the Two-Factor Solution for TBRS Items

	Factor loading
Factor and item	ICC	Factor 1	Factor 2
Factor 1: Family Focus
Enhances communication and attachment between family members	.54	.80	−.36
Session focus on family relationship issuesa	.84	.71	−.51
Encourages discussion about core relational themes such as trust, respect, and independence	.60	.65	.06
Arranges, coaches, and processes multiparticipant interactions in session	.88	.55	−.35
Presents knowledge about normative adolescent development	.47	.53	.34
Discusses parental monitoring and family rules/caretaking	.69	.45	.06
Prepares various participants individually for upcoming in-session interactions	.80	.44	.24
Targets participants other than the adolescent for change	.58	.43	−.27
Encourages client to experience and express affect in the session	.49	.22	−.07
Factor 2: Adolescent Focus
Engages adolescent in conversation about nonfamilial ecosystem (peers, school, etc.)	.72	.02	.79
Session focus on peer issues and youth culture	.77	.03	.59
Focuses on parent’s nonparenting life as an adult person	.85	−.02	−.52
Session focus on family relationship issuesa	.84	.71	−.51
Session focus on school issues and prosocial activities	.65	.18	.45
Collaborates with parent(s) by instilling hope and involving them in treatment goals	.63	.32	−.45
Establishes and maintains adolescent investment in therapy and treatment goals	.31	.02	.41
Session focus on drug use and drug culture	.90	−.16	.41
Session focus on antisocial activities and juvenile justice system	.74	−.21	.28

Note. Item loadings for the identified factor appear in boldface. ICC = intraclass correlation coefficient. TBRS = Therapist Behavior Rating Scale.

^aFamily focus loaded on both scales.