Health status and lifestyle factors as predictors of depression in middle-aged and elderly Japanese adults: a seven-year follow-up of the Komo-Ise cohort study

Table 1 The number of analysis subject's characteristics and the number of depression in 2000.

	Men				Women
	N	%	Depression(%)	p-value	N	%	Depression(%)	p-value
Total			63(1.7)				79(1.9)
Age class				p = 0.76				p = 0.17
40-44 years	783	18.1	15(2.1)		752	15.4	14(2.0)
45-49 years	707	16.3	9(1.4)		791	16.2	12(1.7)
50-54 years	752	17.4	14(2.1)		796	16.3	12(1.7)
55-59 years	693	16.0	11(1.8)		929	19.1	14(1.8)
60-64 years	838	19.4	9(1.4)		926	19.0	9(1.3)
65-69 years	553	12.8	5(1.2)		681	14.0	16(3.4)
Area				p = 0.32				p = 0.35
Rural	1,872	43.3	22(1.5)		1,923	39.4	33(2.1)
Urban	2,454	56.7	41(1.9)		2,952	60.6	44(1.7)
Education				p = 0.37				p = 0.26
Less than high school and vocational or special school
	3,532	84.6	49(1.7)		4,347	93.4	66(1.8)
Junior college and college or higher
	643	15.4	13(2.2)		307	6.6	8(2.7)
Occupation				p = 0.13				p = 0.52
Any kind of occupation	4,048	96.7	56(1.6)		3,210	72.3	49(1.8)
No occupation	138	3.3	4(3.5)		1,229	27.7	22(2.1)
Marriage				p < 0.05				p = 0.62
Married	3,661	89.3	51(1.6)		3,780	82.2	56(1.7)
Unmarried	440	10.7	11(3.1)		820	17.8	16(2.4)
Household				p < 0.05				p = 0.85
More than 2	4,176	97.4	59(1.7)		4,592	95.2	73(1.9)
Living alone	111	2.6	4(4.4)		231	4.8	3(1.7)
Neighborhood				p = 0.65				p = 0.39
Yes	1,590	37.7	24(1.8)		2,328	49.0	40(2.1)
No	2,626	62.3	37(1.6)		2,424	51.0	36(1.7)
Participation				p = 0.42				p = 0.39
Yes	3,165	75.3	44(1.6)		3,501	73.8	52(1.7)
No	1,036	24.7	18(2.0)		1,246	26.2	23(2.2)
Friends				p = 0.45				p < 0.05
Yes	2,526	60.3	33(1.5)		3,346	70.9	44(1.5)
No	1,661	39.7	27(1.9)		1,375	29.1	29(2.5)

*Subjects with missing values were excluded from each calculation of proportion.
Depression (%): Number of depression in 2000 (%)

ISSN: 1471-244X