Table 5.
Overweight and obesity prevalence by gender in Hong Kong children and adolescents using different cut-offs, for data from 1993 and 2006
| Boys | Girls | Total | ||||
| 1993 | 2005/6 | 1993 | 2005/6 | 1993 | 2005/6 | |
| International Obesity Task Force cut-offs[9] | ||||||
| Overweight only (equivalent to adult BMI 25–30) | 10.4% | 15.8% | 7.7% | 10.1% | 9.0% | 13.0% |
| Obese only (equivalent to adult BMI >= 30) | 3.4% | 5.1% | 1.8% | 2.4% | 2.6% | 3.7% |
| Overweight and obesity (equivalent to adult BMI >= 25) | 13.8% | 20.9% | 9.5% | 13.5% | 11.6% | 16.7% |
| Overweight and obese defined as >= 120% median weight-for-height | ||||||
| Total sample | 12.0% | 17.4% | 9.4% | 11.0% | 10.7% | 14.2% |
| Sub-sample of students reporting attendance to Student Health Service during previous year (n = 8199) (see text) | - | 18.1% | - | 10.7% | - | 14.4% |
| Student Health Service estimate * | - | - | - | - | - | 18.4% |
| Percentiles based on 1993 data | ||||||
| >= 85th percentile | 16.7% | 25.2% | 16.7% | 20.6% | 16.7% | 22.9% |
| >= 95th percentile | 7.7% | 11.8% | 6.6% | 8.4% | 7.1% | 10.1% |
* KH Mak, Student Health Service, Department of Health, Personal Communication