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Table 2 Pairwise comparison of microbial contamination between the groups

From: In vitro evaluation of microbial contamination and the disinfecting efficacy of chlorhexidine on orthodontic brackets

Groups P value
G1 G2 0.10
G3 0.30
G4 0.003*
G5 0.01*
G6 0.002*
G2 G3 0.008*
G4 < 0.001*
G5 0.09
G6 < 0.001*
G3 G4 0.05*
G5 0.002*
G6 0.01*
G4 G5 < 0.001*
G6 0.13
G5 G6 < 0.001*
  1. G1, American Orthodontics brackets; G2, 3M Unitek; G3, Ortho Organizers; G4, China Dental Orthodontic Brackets; G5, negative control; G6, positive control
  2. *Statistically significant at 95% confidence interval