Skip to main content

Table 2 The correlation coefficient between age, BMI, and sagittal spinopelvic parameters for patients with AS

From: Relationship between characteristics of spinopelvic alignment and quality of life in Japanese patients with ankylosing spondylitis: a cross-sectional study

Correlation coefficient (r) between sagittal spine parameters and pelvic measures for patients with AS

Age

BMI

SVA

TPA

SS

PT

PI

GK

TLK

LL

Age

 

0.153

0.129

0.175

− 0.337*

0.323*

0.005

0.367*

0.446*

− 0.148

Body mass index (BMI)

  

0.162

0.225

−0.197

0.233

0.066

0.376*

0.265

− 0.088

Sagittal vertical axis (SVA)

   

0.857*

−0.462

0.665*

0.208

0.138

0.353*

− 0.720*

T1 pelvic angle (TPA)

    

−0.618*

0.899*

0.287

0.228

0.412*

−0.750*

Sacral slope (SS)

     

−0.594

0.420

−0.198

−0.563*

0.843*

Pelvic tilt (PT)

      

−0.608*

0.316*

0.407*

0.420*

Pelvic incidence (PI)

       

0.118

−0.191

0.246

Global kyphosis (GK)

        

0.512*

0.094

Thoracolumbar kyphosis (TLK)

         

−0.403*

Lumbar lordosis (LL)