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Table 4 Root resorption crater volume at different regions in the two study groups

From: The effect of two different types of forces on possible root resorption in relation to dentin phosphoprotein levels: a single-blind, split-mouth, randomized controlled trial

 

Continuous force

Intermittent force

Mean difference (SD)

95% CI

WSR

P value

Mean ± SD

Buccal

     

Cervical

0.15 ± 0.08

0.05 ± 0.03

0.10 (0.08)

0.03, 0.16

0.008*

Middle

0.06 ± 0.008

0.005 ± 0.0007

0.06 (0.007)

− 0.003, 0.12

0.18

Apical

0.06 ± 0.002

0.06 ± 0.001

0.0002 (0.0007)

− 0.004, 0.009

0.18

P value

0.16

0.22

   

Lingual

     

Cervical

0.16 ± 0.02

0.11 ± 0.001

0.05 (0.02)

− 0.16, 0.25

0.18

Middle

0.14 ± 0.00

0.004 ± 0.00

0.14 (0.00)

− 0.001, 0.001

0.18

Apical

0.14 ± 0.02

0.03 ± 0.002

0.12 (0.03)

− 0.12, 0.35

0.18

P value

0.37

0.37

   

Mesial

     

Cervical

0.18 ± 0.02

0.06 ± 0.06

0.14 (0.05)

− 0.06, 0.21

0.07

Middle

0.09 ± 0.0007

0.05 ± 0.04

0.05 (0.02)

− 0.12, 0.22

0.18

Apical

0.06 ± 0.001

0.06 ± 0.02

0.0004 (0.03)

0.25, 0.26

0.66

P value

0.14

0.17

   

Distal

     

Cervical

0.12 ± 0.01

0.11 ± 0.001

0.01 (0.02)

− 0.13, 0.15

0.18

Middle

0.06 ± 0.001

0.05 ± 0.001

0.001 (0.00)

− 0.01, 0.01

0.16

Apical

0.07 ± 0.001

0.07 ± 0.0007

0.001 (0.002)

− 0.02, 0.02

0.32

P value

0.14

0.14

   
  1. WSR Wilcoxon signed rank test, SD standard deviation, CI confidence interval
  2. *Statistically significant at P value < 0.05