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Table 4 Multiple regression analysis results of SPR changes

From: Effect of orthodontic treatment on the periapical radiolucency of endodontically treated teeth: a CBCT analysis

Variables

Unstandardized Coefficients

Standardized Coefficients

t

p – value

B

Standard error

β

Constant

1.272

0.882

 

1.442

0.152

Sex (Ref: male)

-0.525

0.238

-0.213

-2.205

0.041

Age

-0.02

0.016

-0.012

-0.108

0.914

Orthodontic period

-0.037

0.091

-0.050

-0.402

0.688

CBCT interval

0.016

0.061

0.029

0.254

0.800

Type of tooth (Ref: Incisor)

Premolar

-0.016

0.185

-0.012

-0.085

0.932

Molar

0.013

0.010

0.133

1.385

0.169

Position of tooth (Ref: maxilla)

-0.539

0.341

-0.225

-1.582

0.117

Obturation quality

-0.005

0.127

-0.04

-0.041

0.968

  1. Bold and underline values indicate statistically significant differences between groups (p < 0.05)
  2. SPL Size of the periapical lesion
  3. \({R}^{2}=0.131,\) Adjusted \({R}^{2}=0.066\), \(F-value= 2.001\) (p < 0.05)