والناس كان بعضها يقول " نعم.. نعم .. انا شخص ملتزمٌ جيداً " وكان الاطباء يصنفونهم كعالي الفعالية ومن كان يقول " مم .. انا لا افرشي وانظف اسناني كما يجب " كان يصنفون كمنخفضي الفاعلية
And the people who said, "Yeah, yeah. I'm pretty good about that," they were characterized as high efficacy, and the people who said, "Eh, I never get around to brushing and flossing as much as I should," they were characterized as low efficacy.