It is very uncertain whether flossing plus toothbrushing changes plaque compared with toothbrushing alone (very low certainty).
It is very uncertain whether flossing plus toothbrushing (self-performed; manual or automated… changes plaque (Turesky-modified Quigley-Hein/other plaque indices; SMD) compared with toothbrushing alone (with or without a negative-control/placebo rinse) (very low certainty).
It is very uncertain whether oral irrigation plus toothbrushing changes plaque compared with flossing plus toothbrushing (very low certainty).
It is very uncertain whether interdental brushing plus toothbrushing changes plaque compared with flossing plus toothbrushing (very low certainty).
It is very uncertain whether wooden cleaning stick plus toothbrushing changes plaque compared with flossing plus toothbrushing (very low certainty).
It is very uncertain whether rubber/elastomeric cleaning stick plus toothbrushing changes plaque compared with flossing plus toothbrushing (very low certainty).