Table 2.

Adjusted odds ratios for a depression diagnosis in relation to socio-demographic variables and prior physician visits

		Model 1		Model 2		Model 3
		OR (95% CI)	P	OR (95% CI)	P	OR (95% CI)	P
Gender
	Men	REF		REF		REF
	Women	1.72 (1.57 - 1.87)	<.0001	1.52 (1.40 - 1.67)	<.0001	1.50 (1.37 - 1.64)	<.0001
Age			<.0001		<.0001		<.0001
	20-29	1.65 (1.41 - 1.94)	<.0001	1.95 (1.66 - 2.30)	<.0001	1.99 (1.68 - 2.34)	<.0001
	30-39	1.57 (1.34 - 1.83)	<.0001	1.82 (1.56 - 2.13)	<.0001	1.85 (1.58 - 2.16)	<.0001
	40-49	1.36 (1.17 - 1.59)	<.0001	1.65 (1.41 - 1.93)	<.0001	1.66 (1.42 - 1.94)	<.0001
	50-59	1.32 (1.13 - 1.54)	0.0004	1.44 (1.23 - 1.68)	<.0001	1.45 (1.24 - 1.70)	<.0001
	60-69	REF		REF		REF
	70-79	1.22 (1.02 - 1.45)	0.0275	1.07 (0.90 - 1.27)	0.4683	1.06 (0.89 - 1.26)	0.5096
	80+	1.48 (1.25 - 1.76)	<.0001	1.31 (1.10 - 1.56)	0.0022	1.28 (1.08 - 1.52)	0.0053
Socioeconomic status			<.0001		<.0001		<.0001
	Highest	REF		REF		REF
	Second highest	1.04 (0.86 - 1.26)	0.6905	1.04 (0.86 - 1.27)	0.6844	1.04 (0.85 - 1.26)	0.7170
	Middle	1.14 (0.95 - 1.36)	0.1648	1.14 (0.94 - 1.36)	0.1788	1.13 (0.94 - 1.35)	0.2052
	Second lowest	1.41 (1.17 - 1.70)	0.0004	1.40 (1.16 - 1.70)	0.0005	1.39 (1.15 - 1.68)	0.0007
	Lowest	1.53 (1.25 - 1.88)	<.0001	1.45 (1.18 - 1.78)	0.0005	1.43 (1.16 - 1.76)	0.0008
Physician visits in 2001			<.0001				0.0007
	0	REF				REF
	1-2	1.35 (1.22 - 1.51)	<.0001			1.06 (0.95 - 1.18)	0.3074
	3-4	1.92 (1.69 - 2.17)	<.0001			1.26 (1.10 - 1.43)	0.0007
	5-7	2.25 (1.95 - 2.60)	<.0001			1.28 (1.10 - 1.49)	0.0014
	8+	2.63 (2.20 - 3.15)	<.0001			1.26 (1.04 - 1.52)	0.0163
Physician visits in 2005					<.0001		<.0001
	0			REF		REF
	1-2			3.07 (2.70 - 3.49)	<.0001	2.98 (2.61 - 3.39)	<.0001
	3-4			4.35 (3.79 - 5.00)	<.0001	4.12 (3.57 - 4.75)	<.0001
	5-7			6.81 (5.89 - 7.87)	<.0001	6.34 (5.46 - 7.36)	<.0001
	8+			8.31 (7.07 - 9.76)	<.0001	7.57 (6.40 - 8.96)	<.0001