Table 5 Overweight and obesity prevalence by gender in Hong Kong children and adolescents using different cut-offs, for data from 1993 and 2006
From: Secular changes in height, weight and body mass index in Hong Kong Children
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 | ||||||
>= 85 th percentile | 16.7% | 25.2% | 16.7% | 20.6% | 16.7% | 22.9% |
>= 95 th percentile | 7.7% | 11.8% | 6.6% | 8.4% | 7.1% | 10.1% |