Table 3.

Fixed-intercept logistic regressions predicting past-year DSM-IV depression, NP tribe

Predictor	Model #1			Model #2			Model #3			Model #4			Model #5
	LL1 = -213.285 p -value = .411			LL = -189.328 Change p -value2 = < .001			LL = - 183.532 Change p -value = .009			LL = -179.562 Change p -value =.005			LL = - 175.982 Change p -value = .067
	OR3	SE	p -value	OR	SE	p -value	OR	SE	p -value	OR	SE	p -value	OR	SE	p -value
Socio-demographics
Female	1.36	0.41	0.297	1.31	0.40	0.380	1.31	0.42	0.406	1.36	0.44	0.353	1.32	0.44	0.414
Age 15-24	0.69	0.36	0.479	0.37	0.20	0.068	0.45	0.25	0.146	0.40	0.23	0.107	0.44	0.25	0.151
Age 25-34	0.96	0.38	0.924	0.65	0.27	0.295	0.74	0.31	0.471	0.66	0.28	0.331	0.71	0.30	0.427
Age 35-44	1.00	0.39	0.997	0.63	0.26	0.263	0.65	0.27	0.299	0.62	0.26	0.254	0.64	0.27	0.283
12 yrs education	0.97	0.38	0.934	1.07	0.43	0.865	1.06	0.43	0.886	1.15	0.48	0.729	1.18	0.49	0.696
Post high school education	1.34	0.58	0.502	1.38	0.61	0.473	1.32	0.59	0.540	1.47	0.68	0.400	1.37	0.63	0.492
Low income (below fed. poverty level)	1.45	0.48	0.270	1.22	0.41	0.561	1.13	0.40	0.733	1.10	0.40	0.795	1.16	0.43	0.684
Student	1.14	0.57	0.790	1.03	0.53	0.954	1.00	0.52	0.995	1.02	0.53	0.970	0.97	0.52	0.957
Unemployed	1.03	0.34	0.936	0.95	0.32	0.878	0.92	0.31	0.803	0.87	0.30	0.677	0.89	0.31	0.749
Separated, widowed, divorced	1.19	0.42	0.617	1.25	0.46	0.551	1.24	0.46	0.562	1.20	0.45	0.631	1.18	0.44	0.658
Never married	0.48	0.21	0.087	0.55	0.24	0.162	0.54	0.24	0.161	0.52	0.23	0.141	0.51	0.23	0.133
Family history
Natal family violence				1.49	0.49	0.229	1.46	0.49	0.257	1.50	0.50	0.231	1.31	0.45	0.436
Natal family alcohol/drug problem				2.45	0.99	0.027	2.35	0.97	0.037	2.28	0.94	0.046	2.03	0.84	0.090
Natal family suicide/depression				4.14	1.41	0.000	4.15	1.43	0.000	4.11	1.43	0.000	4.13	1.45	0.000
Traditional ways of living
Household basic needs scale							0.64	0.13	0.023	0.69	0.14	0.062	0.69	0.14	0.073
Help household by hunting/fishing							0.79	0.30	0.536	0.79	0.31	0.542	0.74	0.29	0.437
Help household by raising cattle/sheep							4.19	1.99	0.003	4.75	2.30	0.001	4.52	2.21	0.002
Spirituality
Cultural spirituality scale score										0.19	0.11	0.004	0.19	0.11	0.004
Perceptions of community
Community strains scale score													2.48	0.98	0.021
Racial discrimination scale score													1.33	0.43	0.380
Job and housing scarcity scale score													0.61	0.23	0.191

¹LL= Log likelihood; N=1,241 for all models.

²P value for log likelihood ratio test that log likelihood is different from that of log likelihood of the preceeding nested model

³Odds ratio