Table 1. Personal characteristics of students (n=718)
| Personal characteristics | Frequency | Percentage (%) |
| Age1) | 21.3±2.0 |
| Gender | | |
| Male | 236 | 32.9 |
| Female | 482 | 67.1 |
| Majors | | |
| Preventive medicine | 435 | 60.6 |
| Nutrition | 168 | 23.4 |
| Public health | 115 | 16.0 |
| School year | | |
| Freshman | 166 | 23.1 |
| 2nd year | 129 | 18.0 |
| 3rd year | 148 | 20.6 |
| 4th year | 133 | 18.5 |
| 5th year | 70 | 8.8 |
| 6th year | 72 | 10.0 |
| Academic ability | | |
| Excellent | 19 | 2.7 |
| Good | 98 | 13.6 |
| Rather | 379 | 52.8 |
| Medium | 193 | 26.9 |
| Weak | 29 | 4.0 |
| Current residence | | |
| Family | 341 | 47.5 |
| Motel | 302 | 42.1 |
| Dormitory | 66 | 9.2 |
| Other | 9 | 1.2 |
Mean±SD.