TABLE 2.
Demographics Information Based on LTDa Group
| LTD group | ||||
|---|---|---|---|---|
| Patient characteristics | <1 cm | 1-2 cm | >2 cm | P-valueb |
| Ipsilateral cingulum | ||||
| No. of subjects (LTD range) | 14 | 29 | 17 | |
| LTD range (cm) | 0.00-0.72 | 1.20-1.99 | 2.01-6.07 | |
| Mean age ± SDb (years) | 47.9 ± 16.0 | 46.3 ± 14.5 | 52.9 ± 14.5 | .35 |
| Gender (% male) | 79 | 55 | 71 | .27 |
| Handedness (% right) | 64 | 90 | 88 | .12 |
| Tumor grade (% high gradec) | 50 | 48 | 71 | .31 |
| Ipsilateral CST | ||||
| No. of subjects (LTD range) | 39 | 9 | 12 | |
| LTD range (cm) | 0.00-0.87 | 1.10-1.99 | 2.05-5.13 | |
| Mean age ± SDc (years) | 47.3 ± 15.2 | 55.7 ± 7.5 | 47.5 ± 17.4 | .31 |
| Gender (% male) | 67 | 56 | 67 | .81 |
| Handedness (% right) | 82 | 100 | 75 | .54 |
| Tumor grade (% high gradec) | 46 | 67 | 75 | .16 |
| Left SLF | ||||
| No. of subjects | 27 | 13 | 20 | |
| LTD range (cm) | 0.00-0.98 | 1.03-1.97 | 2.73-7.31 | |
| Mean age ± SDb (years) | 56.2 ± 14.2 | 51.6 ± 11.8 | 44.5 ± 13.3 | .29 |
| Gender (% male) | 78 | 38 | 65 | .072 |
| Handedness (% right) | 89 | 85 | 75 | .66 |
| Tumor grade (% high graded) | 56 | 69 | 45 | .31 |
aLTD: lesion-to-tract distance.
b P-value refers to Fisher's exact test or ANOVA.
cSD: standard deviation.
dHigh grade: grade III, grade IV, or metastasis.