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Table 1 Correlation of pelvic kinematics during OHSA and running

From: Overhead squat assessment reflects treadmill running kinematics

Pelvis

       

Sagittal Plane

anterior tilt (+), posterior tilt (-)

 

FS Ant. Tilt

MS Ant. Tilt

TO Ant. Tilt

TO Hip Extension

MS Hip Int. Rot.

MS Tibial Int. Rot

Overhead Squat Ant. Tilt Max.

r (% 95 CI)

0.47 (0.05–0.63)*

0.51 (0.05–0.81)*

0.39 (-0.10-0.87)

-0.56 (-0.91–0.17)*

0.58 (0.09–0.83)*

0.47 (0.13–0.69)*

p

0.049

0.031

0.109

0.016

0.019

0.05

Overhead Squat Ant. Tilt 75°

 

0.54 (0.09–0.98)*

0.55 (0.03–0.90)*

0.54 (0.09–0.98)*

-0.77 (-0.90–0.40)*

0.31 (-0.22-0.72)

0.47 (0.01–0.72)*

 

0.021

0.018

0.022

0.000

0.106

0.048

  

FS Ankle Supination

MS Ankle Pronation

    

Overhead Squat

Ant. Tilt Max.

r (% 95 CI)

-0.57 (-0.24–0.83)*

0.37 (-0.12-0.86)

    

p

0.013

0.12

    

Overhead Squat

Ant. Tilt 75°

 

-0.47 (-0.11–0.85)*

0.48 (-0.05-0.77)*

    
 

0.046

0.044

    

Frontal Plane

Asymmetric Weight Shift – Pelvic Drop

right side lower than left (+), left side lower than right (-)

 

Running Pelvic Drop at

 

FS Right

FS Left

MS Right

MS Left

TO Right

TO Left

Squat Asymmetric Weight Shift Max.

r (% 95 CI)

0.41 (-0.42-0.94)

0.78 (0.26–0.95)*

0.41 (-0.50-0.88)

0.79 (0.51–0.96)*

0.75 (0.32–0.96)*

0.23 (-0.58-0.88)

p

0.266

0.013

0.274

0.011

0.020

0.546

Squat Asymmetric Weight Shift 75°

 

0.48 (-0.55-0.92)

0.82 (0.29–0.95)*

0.55 (-0.22-0.95)

0.67 (0.04–0.95)*

0.77 (0.45–0.96)*

0.30 (-0.63-0.81)

 

0.194

0.007

0.125

0.048

0.016

0.433

Transversal Plane

Pelvic Rotation

clockwise rotation (+), counterclockwise rotation (-)

 

Running Pelvic Rotation at

  
 

FS Right

FS Left

MS Right

MS Left

  

Overhead Squat Pelvic

Rot. Max.

r (% 95 CI)

0.78 (0.49–0.95)*

0.48 (-0.40-0.81)

0.68 (0.24–0.94)*

0.33 (-0.42-0.71)

  

p

0.013

0.205

0.044

0.381

  

Overhead Squat Pelvic

Rot. 75°

 

0.68 (0.00-0.94)*

-0.02 (-0.50-0.51)

0.28 (-0.39-0.82)

-0.20 (-0.52-0.40)

  
 

0.042

0.966

0.460

0.606

  
  1. FS: Foot strike, MS: mid-stance, TO: toe off phases of running. Int: Internal rotation. Ant: Anterior. Rot: Rotation. * : Significance was set at P < 0.05