Table C.1 All discharges: Average length of stay in treatment (mean), maximum length of stay, and standard deviation of the mean, by type of service: TEDS 2005
Type of service	Mean						Maximum						Standard deviation
	All	Com- plete	Trans- fer	Drop out	Termi- nated	Other	All	Com- plete	Trans- fer	Drop out	Termi- nated	Other	All	Com- plete	Trans- fer	Drop out	Termi- nated	Other
Outpatient	117.2	152.4	97.2	86.3	100.9	121.2	1,452	1,448	1,449	1,452	1,419	1,401	147.0	141.8	179.2	129.9	126.4	157.7
Intensive outpatient	78.6	91.3	84.7	56.9	70.9	84.3	1,444	1,362	1,444	1,391	1,366	1,276	106.3	97.2	138.8	88.4	90.4	118.8
Short-term residential	25.9	26.7	27.3	18.6	26.2	36.7	1,406	1,406	1,176	1,209	1,375	1,308	46.5	35.0	40.9	58.1	62.2	97.6
Long-term residential	88.4	128.4	67.0	54.5	77.9	72.2	1,392	1,371	1,350	1,348	1,392	1,266	116.2	131.8	105.8	90.6	105.4	92.4
Hospital residential	47.9	55.3	25.0	36.5	30.4	79.0	1,429	1,429	1,341	1,321	1,213	636	146.5	164.5	89.7	108.8	85.6	123.9
Detoxification	9.3	7.4	16.8	11.4	12.3	7.4	1,440	1,416	1,440	1,402	1,282	1,292	55.7	41.2	89.5	72.6	57.2	40.0
Opioid replacement therapy	171.9	122.9	171.2	154.1	267.8	240.0	1,453	1,440	1,413	1,437	1,453	1,425	259.2	231.6	271.2	235.9	300.9	290.4
Outpatient	244.8	289.4	253.7	201.7	302.4	282.9	1,453	1,440	1,413	1,437	1,453	1,425	287.6	300.6	305.6	258.8	307.1	301.1
Detoxification	31.8	20.7	31.6	39.9	44.5	41.4	1,336	1,308	1,187	1,336	1,105	1,064	92.1	67.2	101.7	103.1	119.0	91.6
Other	74.8	83.5	61.7	66.8	79.7	100.5	1,332	1,332	980	1,150	829	601	146.5	174.9	122.7	126.1	116.5	132.2
SOURCE: Office of Applied Studies, Substance Abuse and Mental Health Services Administration, Treatment Episode Data Set (TEDS). Data received through 10.03.06.