Table 1 General characteristics of subjects
Variables | Category | n | % |
|---|---|---|---|
Father’s age (yr) | < 40 | 108 | 36.1 |
(M ± SD = 41.78 ± 3.47) | 40–45 | 120 | 40.0 |
45< | 71 | 23.9 | |
Mother’s age (yr) | < 40 | 156 | 52.2 |
(M ± SD = 39.33 ± 3.39) | 40–45 | 120 | 40.0 |
45< | 23 | 7.8 | |
Father’s education | Under high school | 75 | 25.0 |
College | 138 | 46.0 | |
Over bachelor’s degree | 87 | 29.0 | |
Mother’s education | Under high school | 64 | 21.3 |
College | 135 | 45.2 | |
Over bachelor’s degree | 100 | 33.5 | |
Father’s occupation | Manager or white collar job | 145 | 48.4 |
Service sector or sales person | 44 | 14.6 | |
Engineer or machine fabricators | 46 | 15.3 | |
Others | 65 | 21.7 | |
Mother’s occupation | Manager or white collar job | 123 | 41.0 |
House wife | 150 | 50.2 | |
Others | 26 | 8.8 | |
Family income (million won) | < 400 | 100 | 33.5 |
(M ± SD = 546.47 ± 475.42) | ≥400 | 208 | 69.5 |
Sex of child | Male | 170 | 57.0 |
Female | 129 | 43.0 | |
Residence | Seoul | 32 | 10.7 |
Gyeonggi-Incheon | 97 | 32.4 | |
Chungcheong-do/Gangwon-do province | 51 | 16.9 | |
Daegu/Gyeongsangbuk-do province | 31 | 10.3 | |
Busan/Ulsan/Gyeongsangnam-do province | 56 | 18.8 | |
Gwangju /Jeolla-do province | 33 | 11.0 | |
BMI status | Over weight or obesity | 96 | 32.1 |
Normal or low weight | 203 | 67.9 |