Table 1.
Characteristics of Participants (N = 3373)
| Characteristics | Statistics |
|---|---|
| Children | |
| Children’s age (years), mean (SD) | 4.24 (0.67) |
| Three-year-old, n (%) | 464 (13.76) |
| Four-year-old, n (%) | 1652 (48.98) |
| Five-year-old, n (%) | 1257 (37.27) |
| Children’s gender, n (%) | |
| Boy | 1765 (52.33) |
| Girl | 1608 (47.67) |
| Children’s grades, n (%) | |
| The first year of kindergarten | 1736 (51.47) |
| The second year of kindergarten | 1637 (48.53) |
| Children’s BMI (kg/m2), M (Q1, Q2) | 15.34 (14.49, 16.27) |
| Children’s weight status, n (%) | |
| Underweight or normal weight | 3097 (91.82) |
| Overweight | 179 (5.31) |
| Obesity | 97 (2.88) |
| Relationships between participating guardians and children, n (%) | |
| Father-child | 789 (23.39) |
| Mother-child | 2395 (71.01) |
| Other relationships | 160 (4.74) |
| Data missing | 29 (0.86) |
| Children’s parents | |
| Parents’ agea (years), mean (SD) | |
| Father | 37.12 (4.39) |
| Mother | 35.16 (3.45) |
| Parents’ highest level of educational attainment, n (%) | |
| Father | |
| Technical college or below | 778 (23.07) |
| University | 1600 (47.44) |
| Postgraduate or above | 956 (28.34) |
| Data missing | 39 (1.16) |
| Mother | |
| Technical college or below | 657 (19.48) |
| University | 1789 (53.04) |
| Postgraduate or above | 882 (26.15) |
| Data missing | 45 (1.33) |
| Parents’ occupations, n (%) | |
| Father | |
| Administrative | 785 (23.27) |
| Technician | 839 (24.87) |
| Clerk | 1048 (31.07) |
| Other occupation | 623 (18.47) |
| Data missing | 78 (2.31) |
| Mother | |
| Administrative | 652 (19.33) |
| Technician | 746 (22.12) |
| Clerk | 1245 (36.91) |
| Other occupation | 639 (18.94) |
| Data missing | 91 (2.70) |
| Parents’ weight status, n (%) | |
| Father | |
| Underweight or normal weight | 1276 (37.83) |
| Overweight | 1394 (41.33) |
| Obesity | 548 (16.25) |
| Data missing | 155 (4.60) |
| Mother | |
| Underweight or normal weight | 2646 (78.45) |
| Overweight | 507 (15.03) |
| Obesity | 93 (2.76) |
| Data missing | 127 (3.77) |
Abbreviations: SD: standard deviation; BMI: body mass index; M (Q1, Q2): median (25th and 75th percentiles)
Note: aMissing data exists