. 2015 Oct;39(5):221–227. doi: 10.1192/pb.bp.114.047639

Table 3.

Logistic regression of factors associated with completion of residential treatment programme among clients with complete data (n = 183)

	Model A		Model B		Model C		Model D
Response	Odds ratio (95% CI)	P	Odds ratio (95% CI)	P	Odds ratio (95% CI)	P	Odds ratio (95% CI)	P
Age (per 5 years)	1.14 (0.99, 1.32)	0.07	1.12 (0.96, 1.31)	0.14	1.1 (0.94, 1.29)	0.231	1.08 (0.91, 1.27)	0.38

Gender
Male	1.01 (0.55, 1.87)	0.97	1.03 (0.56, 1.92)	0.92	0.81 (0.41, 1.61)	0.55	0.80 (0.39, 1.63)	0.54
Female	1 (reference)		1 (reference)		1 (reference)		1 (reference)

Ethnicity
Maori	2.48 (1.08, 5.66)	0.03	2.57 (1.10, 5.98)	0.030	2.83 (1.18, 6.75)	0.02	2.82 (1.15, 6.92)	0.02
White/other	1 (reference)		1 (reference)		1 (reference)		1 (reference)

Primary drug of dependence
Alcohol			1 (reference)	0.93	1 (reference)	0.92	1 (reference)	0.95
Cannabis			0.72 (0.27, 1.89)	0.93	0.70 (0.26, 1.93)	0.92	0.74 (0.26, 2.08)	0.95
Amphetamine/other			0.88 (0.35, 2.17)		0.91 (0.36, 2.28)		0.94 (0.36, 2.47)
None selected			0.93 (0.40, 2.19)		0.88 (0.36, 2.13)		0.88 (0.36, 2.15)

Physical health problems^a					1.09 (0.86, 1.39)	0.46	1.11 (0.86, 1.42)	0.434

Mental health difficulties^a					0.86 (0.66, 1.12)	0.26	0.85 (0.64, 1.12)	0.248

Conflict with family^a					1.47 (1.12, 1.93)	0.01	1.44 (1.03, 2.00)	0.031

Social role difficulties^a							1.01 (0.74, 1.38)	0.96

Employment problems^a							1.13 (0.92, 1.39)	0.25

Housing problems^a							1.35 (0.97, 1.89)	0.078

Crime^a							1.00 (0.73, 1.36)	1

^a.

Odds ratios are increase in odds of completion per one unit in change in the scale.