Table 1.

Data-collection strategies for each institution type^*

	Primary schools (n)	Secondary schools (n)
Interview with school management	77	66
Interview with the food-service manager	50	66
Interview with the child-care service manager	69	N/A
Observation of food offerings in the cafeteria	49	66
Observation of food offerings in vending machines	N/A	47
Observation of food offerings in the child-care service	48	N/A
Observation of the context at mealtimes	74	66

N/A, not applicable.

^*Schools that did not have food services were not surveyed.