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Table 3 Volumes and surface areas of post-preparation simulated canals (n = 10)

From: Shaping ability of protaper next compared with waveone in late-model three-dimensional printed teeth

Instrument

Volume (mm3)

Surface area (mm2)

Mean ± SD

Min-Max

Mean ± SD

Min-Max

ProTaper Next

3.21 ± .04

3.16–3.27

21.22 ± .77

20.24–22.70

WaveOne

3.37 ± .06

3.24–3.46

22.67 ± .61

21.89–23.63

P value

<.001d

<.001c

  1. cIndependent-samples T test (P < .05)
  2. dMann-Whitney U test (P < .05)