Table 1.

Baseline sample characteristics—propensity score balanced sample

	Recovery high school (n = 134)		Non-recovery high school (n = 60)		Total sample (n = 194)
	Mean (SD)		Mean (SD)		Mean (SD)		Range
Student background
Age	16.49	(1.01)	16.25	(1.00)	16.41	(1.01)	14–19
Grade in school	11.09	(0.91)	11.00	(0.96)	11.06	(0.92)	9–12
Male (%)	50.00		51.67		50.51		0–100
White (%)	85.07		86.67		85.57		0–100
African-American (%)	7.46		6.67		7.22		0–100
Other race (%)	7.47		6.66		7.21		0–100
Days used alcohol (past 90)	19.26	(25.50)	17.65	(24.32)	18.76	(25.09)	0–91
Days used marijuana (past 90)	53.58	(35.57)	57.20	(34.38)	54.70	(35.16)	0–91
Days used other drugs (past 90)	34.16	(36.86)	20.88	(29.47)	30.05	(35.21)	0–91
Ever received mental health treatment (%)	91.13		85.96		89.50		0–100
Age at first mental health treatment	11.37	(3.58)	10.96	(3.68)	11.24	(3.60)	2–18
Ever received psychiatric medication (%)	88.33		86.79		87.86		0–100
Days of mental health services received (past 90)	50.14	(58.47)	49.78	(60.69)	50.03	(59.01)	0–268
Mental health symptoms (% lifetime)
Any of the nine symptoms	95.52		90.00		93.81		0–100
Major depressive disorder	82.09		75.00		79.90		0–100
Generalized anxiety disorder	64.93		63.33		64.43		0–100
Obsessive-compulsive disorder	12.69		11.67		12.37		0–100
Panic disorder	35.82		43.33		38.14		0–100
Posttraumatic stress disorder	35.82		21.67		31.44		0–100
Antisocial personality disorder	49.25		35.00		44.85		0–100
Manic episode	15.67		20.00		17.01		0–100
Hyponranic episode	18.66		21.67		19.59		0–100
Suicide risk	47.01		38.33		44.33		0–100

Means and standard deviations (SDs) are for unadjusted baseline data