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Table 1 Comparison between normal-rooted and cone-rooted teeth based on RL, PRW, RSA, RV, RSA/RL, and RV/RL

From: A novel three-dimensional quantitative assessment method for abnormal root morphology of the maxillary premolars in vivo on cone-beam computed tomography

 

RL

PRW

RSA

RV

RSA/RL

RV/RL

NRT

11.62 ± 1.19

0.48 ± 0.12

236.88 ± 27.93

316.93 ± 49.89

20.42 ± 1.86

27.34 ± 3.87

CRT

11.65 ± 1.54

0.33 ± 0.16

207.98 ± 27.80

253.40 ± 41.98

17.88 ± 1.31

21.76 ± 2.43

P

0.91

0.000

0.000

0.000

0.000

0.000

  1. Data are presented as the mean ± standard deviation
  2. RL, root length; PRW, parameters of root width; RSA, root surface area; RV, root volume; NRT, normal root teeth; CRT, conical root teeth