Table 2.
Demographic characteristics of participants: schoolchildren in grades 6 to 12, First Nations communities, northern and southern Ontario, Canada
| Males | Females | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 9–13 years | 14–18 years | 9–13 years | 14–18 years | ||||||||||
| Sample | n | n | % | % overweight, obese* | n | % | % overweight, obese | n | % | % overweight, obese | n | % | % overweight, obese |
| Total | 443 | 139 | 31·4 | 26·6, 20·9 | 73 | 16·5 | 19·2, 8·2 | 173 | 39·1 | 25·4, 15·0 | 58 | 13·1 | 20·7, 8·6 |
| Attawapiskat Winter 2006 | 62 | 21 | 33·9 | 33·3, 14·3 | 6 | 9·7 | 33·3, 16·7 | 31 | 50·0 | 32·3, 9·7 | 4 | 6·5 | 25·0, 0·0 |
| Attawapiskat Winter 2010 | 69 | 25 | 36·2 | 24·0, 40·0 | 0 | 0·0 | n/a | 36 | 52·2 | 36·1, 33·3 | 8 | 11·6 | 12·5, 25·0 |
| Christian Island Autumn 2004 | 40 | 23 | 57·5 | 30·4, 21·7 | 0 | 0·0 | n/a | 17 | 42·5 | 29·4, 11·8 | 0 | 0·0 | n/a |
| Fort Albany Autumn 2004† | 63 | 14 | 22·2 | 21·4, 7·1 | 14 | 22·2 | 0·0, 21·4 | 22 | 34·9 | 27·3, 9·1 | 13 | 20·6 | 46·2, 0·0 |
| Fort Albany Winter 2007† | 50 | 12 | 24·0 | –§ | 10 | 20·0 | – | 21 | 42·0 | – | 7 | 14·0 | – |
| Fort Albany Spring 2009†,‡ | 30 | 5 | 16·7 | 60·0, 0·0 | 5 | 16·7 | 60·0, 20·0 | 15 | 50·0 | 46·7, 6·7 | 5 | 16·7 | 40·0, 0·0 |
| Georgina Island Winter 2003 | 12 | 6 | 50·0 | 0·0, 16·7 | 0 | 0·0 | n/a | 6 | 50·0 | 0·0, 0·0 | 0 | 0·0 | n/a |
| Kashechewan Spring 2009 | 43 | 18 | 41·9 | 38·9, 22·2 | 8 | 18·6 | 62·5, 0·0 | 15 | 34·9 | 33·3, 20·0 | 2 | 4·7 | 0·0, 0·0 |
| Moose Factory Winter 2007 | 81 | 10 | 12·3 | 40·0, 20·0 | 34 | 42·0 | 17·6, 5·9 | 14 | 17·3 | 14·3, 0·0 | 23 | 28·4 | 17·4, 13·0 |
| Peawanuck Winter 2005 | 10 | 4 | 40·0 | 0·0, 25·0 | 0 | 0·0 | n/a | 6 | 60·0 | 33·3, 16·7 | 0 | 0·0 | n/a |
| Peawanuck Spring 2010 | 13 | 6 | 46·2 | 50·0, 33·3 | 1 | 7·7 | 100·0, 0·0 | 5 | 38·5 | 20·0, 60·0 | 1 | 7·7 | 0·0, 0·0 |
*Overweight and obesity as defined by the International Obesity Taskforce cut-offs( 14 ). Overweight youth have a BMI equivalent to adults with BMI ≥ 25·0 kg/m2; obese youth have a BMI equivalent to adults with BMI ≥ 30·0 kg/m2. n/a, not applicable.
†A school snack programme serving milk and alternatives was in place at the time of data collection.
‡The Fort Albany Spring 2009 sample was included only in the analysis of latitudinal variation; it has not been included in the total population data.
§Height and weight data not collected at this time.