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Table 2 Descriptive statistics of the groups and comparison of SBS values (ANOVA)

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

Groups n Mean (sd) [MPa] Range [MPa] 95% CI [MPa] Median [MPa] 95% CI [MPa]
TB 16 16.59 (6.82) 7.03–31.38 13.25–19.94 15.76 12.55–18.97
TB + 0.1% (w/w) μAg 16 20.6 (4.19) 14.86–30.49 18.55–22.66 20.00 17.45–22.55
TB + 0.3% (w/w) μAg 16 16.98 (4.84) 6.9–25.78 14.61–19.35 17.55 14.14–20.96
TB + 0.11% (w/w) nAg 16 17.15 (5.92) 11.02–30.18 14.25–20.05 14.34 9.15–19.53
TB + 0.18% (w/w) nAg 16 20.09 (3.35) 14.05–25.28 18.45–21.74 19.99 17.66–22.32
TB + 0.33% (w/w) nAg 16 16.44 (4.51) 10.55–25.74 14.23–18.65 15.34 8.48–22.20
  1. ANOVA: Sum of squares = 273.5, df = 93, mean square = 2.941, F-value = 0.905, P-value = 0.665.