Demographic Characteristics of Subjects in the First Survey of 10 000 Members of the General Population in Japan
| Demographic characteristics | n = 10 000 |
|---|---|
| Age (yr) | 46.0 ± 13.7 |
| 20-29 yr (M/F) | 789/760 |
| 30-39 yr (M/F) | 987/966 |
| 40-49 yr (M/F) | 1159/1142 |
| 50-59 yr (M/F) | 963/969 |
| 60-69 yr (M/F) | 1103/1162 |
| Sex | |
| Male | 5001 (50) |
| Female | 4999 (50) |
| Marital status | |
| Single |
3735 (37) |
| Married | 6265 (63) |
| Presence of children | |
| No | 4403 (44) |
| Yes | 5597 (56) |
| Occupation | |
| Civil servant | 321 (3) |
| Manager/Executive | 160 (2) |
| Company employee | 3774 (37) |
| Self-employed | 572 (6) |
| Freelance | 180 (2) |
| Housewife/househusband | 2031 (20) |
| Part-time job | 1356 (14) |
| Students | 311 (3) |
| Others | 313 (3) |
| Without work | 982 (10) |
aIncluding divorced/separated/widowed.
M, male; F, female.
Data are presented as mean ± SD, n, or n (%).