Table 4.

Measures from de-identified records corresponding to the Behavioral Health Service Cascade

Step	Operational definition	Rate
a. JJ referrals	Total number of referrals to juvenile justice in time period with a disposition start date, less any youth already in treatment at that time	–
b. Screened	Subset of JJ referrals (a) with a screening date	b/a
c. Clinical assessment	Subset of JJ referrals (a) with a full clinical assessment (includes if follow-up to screening or other clinical assessment)	c/a
d. Need identified	Subset of JJ referrals (a) with a need for substance use treatment based on screener, urinalysis, clinical assessment, or other sources of information	d/a
e. JJ Referrals to treatment	Subset of those in need (d), referred by the juvenile justice system to substance use treatment	e/d
f. Initiated treatment	Subset of those referred to treatment (e) who have treatment start date	f/e
g. Engaged in treatment	Subset of those who initiate treatment (f) who stay in treatment for at least 6 weeks (based on treatment discharge minus treatment start date)	g/f
h. Continuing care	Subset of those engaged in treatment (g) that are still getting treatment after 90 days (whether via retention, transfer or booster)	h/g