Table 1.
Demographic and baseline characterstics of mothers (n=1646)
| n (%) | |
|---|---|
| Age of mothers, years | |
| Mean±SD | 45.5±4.8 |
| Age of daughters, years | |
| 12 | 318 (19) |
| 13 | 353 (21) |
| 14 | 379 (23) |
| 15 | 371 (23) |
| 16 | 384 (23) |
| Geographic residence | |
| Hokkaido | 92 (6) |
| Tohoku | 66 (4) |
| Kanto | 591 (36) |
| Chubu | 241 (15) |
| Kinki | 354 (22) |
| Chugoku | 105 (6) |
| Shikoku | 41 (3) |
| Kyushu | 156 (10) |
| Highest education level | |
| Middle school | 29 (2) |
| High school | 477 (29) |
| Short training or college degree | 669 (41) |
| University | 415 (25) |
| Graduate school and above | 32 (2) |
| Other than the above | 4 (0) |
| Do not want to respond | 20 (1) |
| Employment status | |
| Employed | 773 (47.0) |
| Self-employed or enterprise manager | 51 (3.1) |
| Full-time homemaker | 691 (42.0) |
| Student | 2 (0.1) |
| Other than the above | 129 (7.8) |
SD = standard deviation.