0 = No plaque
1 = Separate flecks of plaque at the cervical margin
2 = A thin, continuous band of plaque (up to 1 mm) at the cervical margin
3 = A band of plaque wider than 1 mm, but covering less than one third of the side of the crown of the tooth
4 = Plaque covering at least one third, but less than two thirds of the side of the crown of the tooth
5 = Plaque covering two thirds or more of the side of the crown of the tooth
Image originally published in: Klukowska M, Grender JM, Conde E, et al. Plaque reduction efficacy of an oscillating-rotating power brush with a novel brush head utilizing angled bristle tufts. Compendium. 2014;35(9). Copyright© 2023 to BroadcastMed LLC. All rights reserved. Used with permission of the publisher.