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Table 2 The comparison of different designs in the double-layer guide plate group

From: Comparison of three-dimensional printing guides and double-layer guide plates in accurate bracket placement

 0.6 mm outer layer0.8 mm outer layerp
Distance (x ± s, mm)0.22 ± 0.08*0.24 ± 0.080.036
  1. *p < 0.05