. 2005 Jul;95(7):1184–1189. doi: 10.2105/AJPH.2004.053082

TABLE 3—

Comprehension of Study Details

	Percentage
Identified no. of required clinic visits	78
Identified treatment administration as oral	79
Knew child’s blood would be taken	98
Knew child’s blood would be used for future research	52
Named 1 or more side effects	18
Accurately identified the following symptoms as possible side effects
Fainting	20
Skin rash or itching	32
Knew the following symptoms were not possible side effects
Red eyes	65
Hearing problems	70
Knew that all children would be treated, but not with the same drug	19
Knew that doctors would determine treatment allocation according to chance	7^a

^a This question was asked only of the 19% who knew that not all children would receive the same drug; 39% of that group knew that treatment would be allocated by chance.