Table 1.
LSAC respondents by wave of data collection.
| Wave 1 | Wave 2 | Wave 3 | Wave 4 | Wave 5 | Wave 6 | |
|---|---|---|---|---|---|---|
| 2004 | 2006 | 2008 | 2010 | 2012 | 2014 | |
| INFANT COHORT | ||||||
| Participants (#) | 5,107 | 4,514 | 4,311 | 4,171 | 3,988 | 3,562 |
| Age range (years) | 0–1 | 2–3 | 4–5 | 6–7 | 8–9 | 10–11 |
| Mean BMI | . | 16.9 | 16.4 | 16.6 | 17.7 | 19.0 |
| Overweight (%) | . | 29.7 | 26.2 | 19.8 | 20.9 | 22.8 |
| Obese (%) | . | 13.6 | 9.4 | 10.6 | 12.8 | 12.9 |
| CHILD COHORT | ||||||
| Participants (#) | 4,934 | 4,423 | 4,289 | 4,018 | 3,802 | 3,268 |
| Age range (years) | 4–5 | 6–7 | 8–9 | 10–11 | 12–13 | 14–15 |
| Mean BMI | 16.3 | 16.6 | 17.7 | 19.2 | 20.6 | 22.2 |
| Overweight (%) | 23.8 | 19.9 | 21.9 | 22.9 | 21.9 | 20.9 |
| Obese (%) | 9.1 | 9.6 | 13.4 | 15.0 | 12.4 | 11.7 |