Variable | Number | Constituent ratio/% |
---|---|---|
Gender | ||
 Male | 757 | 43.23 |
 Female | 994 | 56.77 |
Major | ||
 Stomatology major | 277 | 15.82 |
 Medical non-oral specialty | 651 | 37.18 |
 Non-medical major | 823 | 47.00 |
Annual household economic income | ||
 < ¥50,000 | 755 | 43.12 |
 ¥50,000–120,000 | 717 | 40.95 |
 > ¥120,000 | 279 | 15.93 |
Family origin | ||
 Rural areas | 996 | 56.88 |
 Urban areas | 755 | 43.12 |
Educational level | ||
 Freshman | 464 | 26.50 |
 Sophomore | 251 | 14.33 |
 Junior | 482 | 27.53 |
 Senior | 201 | 11.48 |
 Graduate | 172 | 9.82 |
 First-year graduate | 78 | 4.45 |
 Second-year graduate | 41 | 2.34 |
 Third-year graduate | 62 | 3.54 |
Only-child or not | ||
 Yes | 532 | 30.38 |
 Two | 1027 | 58.65 |
 Three | 136 | 7.77 |
 Four or more | 56 | 3.20 |
Self-rated oral health | ||
 Very good | 87 | 4.97 |
 Good | 224 | 12.79 |
 Fair | 1160 | 66.25 |
 Poor | 243 | 13.88 |
 Very poor | 37 | 2.11 |
Oral Health Impact Profile-14 | ||
 Total |  | 13.29 ± 12.15a |
Age |  | 22.01 ± 4.83 |