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Table 3 Results from risk analyses (univariate logistic regression, odds ratios, 95% confidence intervals in parentheses)

From: Radiogenomics correlation between MR imaging features and mRNA-based subtypes in lower-grade glioma

  

R1

R2

R3

R4

Necrosis/cystic

Negative

Reference

   

Positive

2.278 (0.807–6.433)

0.334 (0.144–0.773)*

5.381 (0.689–42.052)

0.875 (0.371–2.061)

Multifocality

Negative

Reference

   

Positive

–

18.353 (2.133–157.892)**

–

0.356 (0.042–3.048)

Hemorrhage

Negative

Reference

   
 

Positive

0.377 (0.105–1.357)

1.059 (0.38–2.953)

8.55 (2.906–25.158)***

0.325 (0.091–1.168)

Degree of enhancement

Negative

Reference

   
 

Positive

0.644 (0.307–1.352)

5.901 (2.266–15.365)***

1.305 (0.48–3.55)

0.309 (0.144–0.665)**

Proportion CE Tumor

Negative

Reference

   
 

Positive

0.451 (0.193–1.051)

9.695 (4.12–22.813)***

1.137 (0.416–3.114)

0.14 (0.046–0.423)***

Enhancing Margin

Well-defined

Reference

   
 

Poorly-defined

9.797 (2.224–43.151)**

0.656 (0.287–1.501)

0.706 (0.246–2.026)

0.433 (0.193–0.97)*

Extranodular Growth

Negative

Reference

   
 

Positive

0.16 (0.036–0.714)*

6.473 (2.586–16.203)***

1.65 (0.536–5.08)

0.261 (0.074–0.925)*

T1 + C/T2 Mismatch

Negative

Reference

   
 

Positive

0.093 (0.012–0.716)*

4.108 (1.595–10.58)**

2.942 (0.978–8.853)

0.333 (0.093–1.196)

CS

> 30 mm

Reference

   
 

<=30 mm

0.617 (0.296–1.285)

1 (0.476–2.102)

1.444 (0.544–3.835)

1.302 (0.638–2.658)

Location

Other

Reference

   
 

Frontal lobe

1.181 (0.565–2.468)

0.506 (0.229–1.119)

2.475 (0.928–6.601)

0.95 (0.46–1.959)

SVZ

Negative

Reference

   
 

Positive

0.977 (0.465–2.05)

1.068 (0.504–2.262)

0.846 (0.318–2.253)

1.053 (0.51–2.173)

Volume

<60cm3

Reference

   
 

> = 60 cm3

2.375 (0.996–5.666)

0.444 (0.208–0.949)*

1.351 (0.455–4.005)

0.899 (0.424–1.904)

Intratumoral vascular

Negative

Reference

   
 

Positive

0.198 (0.017–2.247)

0.763 (0.067–8.667)

266,904,432.61 (0–0)

687,436,275.335 (0–0)

Length

<median

Reference

   
 

> = median

1.404 (0.68–2.9)

0.866 (0.417–1.8)

0.99 (0.377–2.601)

0.833 (0.411–1.688)

Width

<median

Reference

   
 

> = median

1.97 (0.943–4.118)

0.606 (0.289–1.27)

0.929 (0.354–2.441)

0.875 (0.432–1.77)

Depth

<median

Reference

   
 

> = median

1.611 (0.778–3.337)

0.421 (0.196–0.905)*

1.612 (0.608–4.277)

1.079 (0.533–2.181)

Length-Width Ratio

<median

Reference

   
 

> = median

1.111 (0.539–2.291)

0.783 (0.375–1.631)

0.8 (0.302–2.122)

1.278 (0.631–2.586)

Length-Depth Ratio

<median

Reference

   
 

> = median

0.898 (0.435–1.852)

0.958 (0.462–1.986)

0.751 (0.283–1.991)

1.342 (0.663–2.716)

L/CS Ratio

<median

Reference

   
 

> = median

0.934 (0.452–1.93)

0.75 (0.355–1.581)

1.129 (0.429–2.971)

1.302 (0.638–2.658)

Volume

<median

Reference

   
 

> = median

1.491 (0.72–3.085)

0.606 (0.289–1.27)

1.512 (0.57–4.012)

0.875 (0.432–1.77)