Table 1.
Participants’ demographic characteristics. Population data are extracted from official website of the Ministry of Internal Affairs and Communications, estimated in 2017.
| N | % | ||
|---|---|---|---|
| Educational background | Junior high school/Secondary school | 107 | 2.7 |
| High school/A-level or equivalent | 1,229 | 30.7 | |
| Diploma course or vocational school | 879 | 22.0 | |
| University degree or above | 1,785 | 44.6 | |
| Marital status | Single | 1,601 | 40.0 |
| Married, separated, or widowed | 2,399 | 60.0 | |
| Children | Yes | 1,801 | 45.0 |
| No | 2,199 | 55.0 | |
| Prefecture | Tokyo (13,724,000 population) | 611 | 15.3 |
| Kanagawa (9,159 population) | 361 | 9.0 | |
| Osaka (8,823,000 population) | 361 | 9.0 | |
| : | : | : | |
| Tottori (565,000 population) | 13 | 0.3 | |
| Kochi (714,000 population) | 12 | 0.3 | |
| Occupation | Employee/manager/executive | 1,341 | 33.5 |
| Official | 159 | 4.0 | |
| Self-employment/Small office | 213 | 5.3 | |
| Temporary/Part-time job | 758 | 1.9 | |
| Agriculture | 19 | 0.5 | |
| Professional | 108 | 2.7 | |
| Housewife/Househusband | 643 | 16.1 | |
| Student | 135 | 3.4 | |
| Jobless | 535 | 13.4 | |
| Others | 89 | 2.2 | |
| Job category: Education/healthcare | Yes | 453 | 11.3 |
| No | 3,547 | 88.7 | |
| Infected family members | Yes | 17 | 0.4 |
| No | 3,803 | 94.1 | |
| Not sure | 180 | 4.5 | |
| Infected acquaintances | Yes | 45 | 1.1 |
| No | 3,760 | 94 | |
| Not sure | 195 | 4.9 |