near-significantP =0.066
Near-significant differences were observed between the non-slot and slot groups when using the second (Ø 2.2 mm × 8 mm) drill ( P =0.066) and the third drill ( P =0.098) ( Figure 5 ).
Near-significant differences were observed between the non-slot and slot groups when using the second (Ø 2.2 mm × 8 mm) drill ( P =0.066) and the third drill ( P =0.098) ( Figure 5 ).