Fig. 2From: Efficacy of nano-carbonate apatite dentifrice in relief from dentine hypersensitivity following non-surgical periodontal therapy: a randomized controlled trialHypersensitivity evaluation by air-blast test by treatment group and evaluation stage: a mean VAS (baseline ≥2); b mean Schiff score (baseline ≥1). Data shown are mean ± standard errorBack to article page