Table 2.
Characteristics of study participants
| Total(n = 831) | ||
|---|---|---|
| Variables | n | % |
| Gender | ||
| Men | 442 | 53.2 |
| Women | 389 | 46.8 |
| Age in categories | ||
| 20–29 | 137 | 16.5 |
| 30–39 | 180 | 21.7 |
| 40–49 | 167 | 20.1 |
| 50–59 | 169 | 20.3 |
| 60–69 | 178 | 21.4 |
| Age (mean ± SD) | 45.5 | 13.5 |
| Education attainment | ||
| Junior high school | 12 | 1.4 |
| High school | 188 | 22.6 |
| Junior college | 183 | 22.0 |
| College/University | 381 | 45.8 |
| Graduate school | 66 | 7.9 |
| Others | 1 | 0.1 |
| Annual pre-tax household income (million yena) | ||
| < 1.5 | 32 | 3.9 |
| 1.5–3.5 | 146 | 17.6 |
| 3.5–6.0 | 245 | 29.5 |
| 6.0–8.5 | 141 | 17.0 |
| 8.5–12.5 | 119 | 14.3 |
| ≥ 12.5 | 32 | 3.9 |
| Unknown | 116 | 14.0 |
| Self-assessed Living Conditions | ||
| Very Hard | 64 | 7.7 |
| A little Hard | 252 | 30.3 |
| Common | 384 | 46.2 |
| A Little Well | 116 | 14.0 |
| Very well | 15 | 1.8 |
| Occupation | ||
| Self-employed | 42 | 5.1 |
| Managerial and administrative | 30 | 3.6 |
| Professional and technical | 131 | 15.8 |
| Others (Routine and manual) | 244 | 29.4 |
| Part time | 90 | 10.8 |
| Homemaker | 150 | 18.1 |
| Student | 23 | 2.8 |
| Unemployed | 88 | 10.6 |
| Others | 33 | 4.0 |
| Municipality size | ||
| Very large (population of ≥500,000) | 280 | 33.7 |
| Large (population of 100,000–499,999) | 288 | 34.7 |
| Moderate (population of <100,000) | 162 | 19.5 |
| Small | 62 | 7.5 |
| Unknown | 39 | 4.7 |
a$1 = approximately 102 yen in Sep 2016