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Table 3 Adhesive remnant index (ARI)

From: Effect on enamel shear bond strength of adding microsilver and nanosilver particles to the primer of an orthodontic adhesive

  ARI score Group differences
Groups 0 1 2 3 Median
TB 0 7 6 3 2 A
TB + 0.1% (w/w) μAg 0 9 4 3 1 A
TB + 0.3% (w/w) μAg 0 8 6 2 1 A
TB + 0.11% (w/w) nAg 0 6 6 4 2 A
TB + 0.18% (w/w) nAg 0 7 4 5 2 A
TB + 0.33% (w/w) nAg 0 7 5 4 2 A
  1. ARI scores 0, no adhesive remains on tooth; 1, less than 50% of adhesive remains on tooth; 2, more than 50% of adhesive remains on tooth; 3, all adhesive remains on tooth.
  2. All groups that are not significantly different from each other are shown with the same letters (chi-square test = 1.599, df = 5, p = 0.901).