Completion rates and psychosocial intervention effectiveness in an Australian substance use therapeutic community

Table 5 Comparison between completers and non-completers (group) on change in DASS and WHOQOL-8 from entry to exit (time)

	Completers				Non-completers				Time effect			Completion effect			Time*completion effect
	Entry		Exit		Entry		Exit		DF	F	P	DF	F	P	DF	F	P
	Estimate	SE	Estimate	SE	Estimate	SE	Estimate	SE
DASS
Depression	14.20	1.47	4.83	1.12	17.41	1.08	10.28	0.83	166	79.3	¹ <.0001	166	10.59	¹ 0.001	166	1.45	0.230
Anxiety	11.61	1.14	4.07	0.95	13.06	0.84	8.36	0.70	166	80.1	¹ <.0001	166	6.69	¹ 0.011	166	4.33	¹ 0.039
Stress	15.61	1.19	7.93	1.08	17.39	0.88	12.34	0.80	166	64.7	¹ <.0001	166	6.96	¹ 0.009	166	2.77	0.098
WHOQOL-8**
Quality	3.10	0.13	4.27	0.11	3.05	0.09	3.74	0.08	171	101	¹ <.0001	171	6.380	¹ 0.0125	171	6.9	¹ 0.009
Health	2.92	0.14	4.00	0.11	2.94	0.10	3.63	0.08	171	80.6	¹ <.0001	171	2.14	0.146	171	3.91	¹ 0.050
Energy	3.27	0.14	4.25	0.12	3.10	0.10	3.69	0.08	171	67.3	¹ <.0001	171	9.1	¹ 0.003	171	4.03	¹ 0.046
Money	3.37	0.16	4.22	0.14	2.82	0.11	3.45	0.10	171	42.5	¹ <.0001	171	21.14	¹ <.0001	171	0.91	0.343
Daily Living	3.15	0.15	4.47	0.11	3.18	0.11	3.81	0.08	171	102	¹ <.0001	171	6.28	¹ 0.013	171	12.7	¹ 0.001
Self-Satisfaction	2.53	0.13	4.19	0.12	2.51	0.09	3.61	0.09	171	231	¹ <.0001	171	5.66	¹ 0.018	171	9.67	¹ 0.002
Relationships	2.56	0.15	4.05	0.12	2.76	0.11	3.40	0.08	171	127	¹ <.0001	171	2.76	0.099	171	20.3	¹ <.0001
Living Place	3.20	0.15	4.20	0.12	3.08	0.11	3.63	0.08	171	56.4	¹ <.0001	171	6.89	¹ 0.009	171	4.68	¹ 0.032
Note: 25 Non-completers did not complete all components of the exit interview, resulting in reduced N values
DASS categorical
	Normal	Mild	Moderate	Severe	Very Severe
Depression	0-9	10-13	14-20	21-27	28-42
Anxiety	0-7	8-9	10-14	15-19	20-42
Stress	0-14	15-18	15-25	20-33	34-42

ISSN: 1747-597X