Table 1 Overview of similarities and differences in the two studies BAEW and IYM
BAEW | IYM | |
|---|---|---|
Area | Barwon-South Western Region of Victoria | Barwon-South Western Region of Victoria |
School level | Primary school | Secondary school |
Age | 4-12 years | 12-18 years |
Total n for study | 2,184 (845, from comparison group only, included in analysis) | 3,040 (759, ,from comparison group only, included in analysis) |
Year of data collection | Time 1: 2003/04, Time 2: 2006 | Time 1: 2005, Time 2: 2008 |
Mean duration between measurements | 2.1 years | 2.3 years |
Intervention in comparison group | None | None |
Beverages assessed | Soft drink and fruit juice/cordial | Soft drink and fruit drink/cordial |
Dietary recall | Yesterday (always a week day) | Last school day |
Frequency | Last month | Last school week |
Respondent | The child’s parent | The adolescent |