For each trial, the number of surfaces at risk and the number of new interproximal caries lesions ... was associated with a 40% caries risk reduction [RR, 0.60; 95% confidence interval (CI ...

Randomised controlled trials assessing interproximal oral hygiene (IOH ... NMA for bleeding on probing saw the greatest reduction with toothpick and intensive oral hygiene instruction (26.4% ...