Table 4.8 Year 2004 discharges from INTENSIVE OUTPATIENT treatment1 by number of prior treatment episodes, according to reason for discharge: TEDS 2004 Number, percent distribution, and median and average lengths of stay
[Based on linked admission and discharge data reported by 27 States and jurisdictions that offered intensive outpatient substance abuse treatment and reported these data to TEDS.]
No. of prior treatment episodes	Total	Reason for discharge, transfer, or discontinuance of treatment
		Completed	Transferred	Completed or transferred	Dropped out	Terminated	Other
Total discharges	114,440	43,119	20,441	63,560	26,561	16,025	8,294
	Number
None	40,816	15,734	7,926	23,660	8,931	5,339	2,886
1 prior treatment episode	26,236	9,901	5,434	15,335	5,859	3,276	1,766
2 prior treatment episodes	14,507	5,335	2,646	7,981	3,359	2,068	1,099
3 prior treatment episodes	7,602	2,701	1,349	4,050	1,866	1,097	589
4 prior treatment episodes	4,442	1,549	727	2,276	1,127	687	352
5 or more prior treatment episodes	8,737	2,909	1,276	4,185	2,172	1,610	770
No. of discharges	102,340	38,129	19,358	57,487	23,314	14,077	7,462
	Column percent
None	39.9	41.3	40.9	41.2	38.3	37.9	38.7
1 prior treatment episode	25.6	26.0	28.1	26.7	25.1	23.3	23.7
2 prior treatment episodes	14.2	14.0	13.7	13.9	14.4	14.7	14.7
3 prior treatment episodes	7.4	7.1	7.0	7.0	8.0	7.8	7.9
4 prior treatment episodes	4.3	4.1	3.8	4.0	4.8	4.9	4.7
5 or more prior treatment episodes	8.5	7.6	6.6	7.3	9.3	11.4	10.3
Total	100.0	100.0	100.0	100.0	100.0	100.0	100.0
	Row percent
None	100.0	38.5	19.4	58.0	21.9	13.1	7.1
1 prior treatment episode	100.0	37.7	20.7	58.5	22.3	12.5	6.7
2 prior treatment episodes	100.0	36.8	18.2	55.0	23.2	14.3	7.6
3 prior treatment episodes	100.0	35.5	17.7	53.3	24.5	14.4	7.7
4 prior treatment episodes	100.0	34.9	16.4	51.2	25.4	15.5	7.9
5 or more prior treatment episodes	100.0	33.3	14.6	47.9	24.9	18.4	8.8
Total	100.0	37.3	18.9	56.2	22.8	13.8	7.3
	Median length of stay (days)
None	45	56	44		29	38	42
1 prior treatment episode	43	52	43		28	37	37
2 prior treatment episodes	41	50	42		27	36	38
3 prior treatment episodes	38	46	42		26	37	38
4 prior treatment episodes	35	46	38		23	35	35
5 or more prior treatment episodes	34	41	37		21	37	33
Total	42	52	43		28	37	39
	Average length of stay (days)
None	76	85	87		58	63	78
1 prior treatment episode	71	80	82		54	61	67
2 prior treatment episodes	69	80	77		52	61	64
3 prior treatment episodes	67	77	79		49	58	71
4 prior treatment episodes	64	76	80		43	59	62
5 or more prior treatment episodes	62	74	64		44	59	68
Total	72	81	82		53	61	71
1 Excludes records where methadone use was planned.
SOURCE: Office of Applied Studies, Substance Abuse and Mental Health Services Administration, Treatment Episode Data Set (TEDS). Data received through 2.1.2006.