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Table 3 The number of analysis subject's lifestyle items, and the number of depression in 2000.

From: 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

 

Men

Women

 

N

%

Depression(%)

p-value

N

%

Depression(%)

p-value

Lifestyle

        

Hours of sleep

   

p = 0.43

   

p < 0.05

   6-9 hours

3,965

93.9

56(1.7)

 

4,431

93.0

66(1.8)

 

   <6 hours

119

2.8

3(2.9)

 

276

5.8

7(3.0)

 

   9 hours <

140

3.3

3(2.9)

 

59

1.2

3(6.4)

 

Smoking

   

p = 0.90

   

p = 0.07

   Never

1,133

29.3

17(1.8)

 

4,121

88.9

58(1.6)

 

   Past

732

18.9

10(1.6)

 

85

1.8

2(2.9)

 

   Current

2,004

51.8

32(1.9)

 

427

9.2

12(3.3)

 

Alcohol consumption

   

p < 0.05

   

p = 0.62

   Never

872

20.6

18(2.5)

 

2,739

57.5

48(2.1)

 

   Light

2,260

53.5

23(1.2)

 

1,915

40.2

27(1.6)

 

   Heavy

1,095

25.9

20(2.1)

 

110

2.3

2(2.0)

 

Physical activity

   

p < 0.01

   

p = 0.07

   Often, sometimes

1,995

47.3

17(1.0)

 

1,964

41.2

23(1.4)

 

   Never

2,224

52.7

44(2.3)

 

2,801

58.8

52(2.2)

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