Table 1 . Description of focus groups.

Focus group	School	Participants (n)
1	Eastern Cape public high school located in a middle-class neighbourhood including White, Coloured and African students	6
2	Western Cape public high school located in an urban low-income neighbourhood with predominantly African students	4
3	Eastern Cape public high school located in an urban low-income neighbourhood with predominantly African students	7
4	Western Cape public high school located in an urban low-income neighbourhood with predominantly Coloured students	6
5	Western Cape public high school located in an urban low-income neighbourhood with predominantly Coloured students	3