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Table 1 Summary statistics for self-rated health from the Comprehensive Survey of Living Conditions, 1986 to 2013

From: Socioeconomic status and self-rated health of Japanese people, based on age, cohort, and period

Variables Description n Unit  
Outcome     
 Adjusted 1 = fair or poor, 87,926 % 13.5
 self-rated health 0 = excellent, very good, or good 565,206   86.5
Level-1 variables     
 Household equivalence income scale Reference = Fourth quartile
1 = First quartile
1 = Second/Third quartile
163,327
163,279
326,526
% 25.0
25.0
50.0
 Agea Respondent’s age at survey year 653,132 Mean (range) SD 49.59 (20–94)
17.08
 Sex 1 = man
0 = women
309,409
343,723
% 47.4
52.6
 Labor force participation 1 = participation,
0 = non-participation
414,025
239,107
% 63.4
36.6
 Marital status Reference = married
1 = un-married
1 = divorce/bereaved
469,371
108,446
75,315
% 71.9
16.6
11.5
 Region of residence Reference = Kanto
1 = Hokkaido
1 = Tohoku
1 = Chubu
1 = Kinki
1 = Chugoku
1 = Shikoku
1 = Kyushu
158,476
25,901
67,730
131,068
102,158
50,401
27,258
90,140
% 24.3
4.0
10.4
20.1
15.6
7.7
4.2
13.8
Level-2 variables     
 Cohortb 1895–1899
1900–1904
1905–1909
1910–1914
1915–1919
1920–1924
1925–1929
1930–1934
1935–1939
1940–1944
1945–1949
1950–1954
1955–1959
1960–1964
1965–1969
1970–1974
1975–1979
1980–1984
1985–1990
653
2,399
6,057
12,258
18,268
29,049
43,232
51,299
55,744
63,737
71,276
66,421
55,208
52,311
46,792
37,816
21,701
12,068
6,843
% 0.1
0.4
0.9
1.9
2.8
4.4
6.6
7.9
8.5
9.8
10.9
10.2
8.5
8.0
7.2
5.8
3.3
1.8
1.0
Period 1986
1989
1992
1995
1998
2001
2004
2007
2010
2013
85,998
87,817
81,950
74,324
66,768
57,591
52,043
46,245
46,860
53,536
% 13.2
13.4
12.5
11.4
10.2
8.8
8.0
7.1
7.2
8.2
  1. aCentered by grand mean in analysis
  2. bThe last cohort includes six years