From: Radiogenomics correlation between MR imaging features and mRNA-based subtypes in lower-grade glioma
 |  | R1 | R2 | R3 | R4 |
---|---|---|---|---|---|
Necrosis/cystic | Negative | Reference | Â | Â | Â |
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 | Â | Â | Â |
Positive | – | 18.353 (2.133–157.892)** | – | 0.356 (0.042–3.048) | |
Hemorrhage | Negative | Reference | Â | Â | Â |
 | 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 | Â | Â | Â |
 | 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 | Â | Â | Â |
 | 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 | Â | Â | Â |
 | 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 | Â | Â | Â |
 | 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 | Â | Â | Â |
 | 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 | Â | Â | Â |
 | 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 | Â | Â | Â |
 | > = 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 | Â | Â | Â |
 | 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 | Â | Â | Â |
 | > = 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 | Â | Â | Â |
 | > = 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 | Â | Â | Â |
 | > = 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 | Â | Â | Â |
 | > = 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 | Â | Â | Â |
 | > = 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 | Â | Â | Â |
 | > = 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 | Â | Â | Â |
 | > = 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) |