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Table 4 Linear regression model for miniscrew’s displacement (mm) at a force of 20 N by maximum insertion torque (MIT) and angulation of applied force

From: Comparative evaluation of insertion torque and mechanical stability for self-tapping and self-drilling orthodontic miniscrews – an in vitro study

Miniscrew Displacement Linear Model**

Covariates

\( \widehat{\beta} \) i

\( \widehat{\sigma} \) i

t

p i

Conf. Interval (95%)

Angulation

0.06

0.02

3.33

0.00

0.02

0.09

MIT

-0.01

0.00

−3.14

0.00

−0.02

0.00

Constant

0.39

0.02

16.60

0.00

0.35

0.44

  1. **F(2, 58) = 9.17; p = 0.00, Adjusted R2 = 0.21