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Table 2 Mean shear bond strength, standard deviations (SD), 95% confidence interval (CI) for mean, minimum (Min), maximum (Max) values for each group

From: Effects of different chlorhexidine pretreatments on adhesion of metal brackets in vitro

Groups Mean ± SD (MPa) 95% CI Min Max
Control 37.1 ± 7.2 A 33.0 - 41.2 23.2 49.1
EC 40 Manuel 45.4 ± 5.5 A 42.3 - 48.6 34.9 56.5
EC 40 Professional 39.5 ± 9.7 A 34.0 - 44.9 19.9 51.4
Cervitec 6.2 ± 3.4 B 4.3 - 8.2 0.8 13.3
Corsodyl Plus 40.7 ± 8.0 A 36.2 - 45.1 28.5 56.1
Corsodyl 36.7 ± 10.3 A 30.9 - 42.5 16.6 54.2
  1. Means that are not significantly different are marked with the same capital letters.