Table 2.
Main distribution of patient characteristics in peritumoral edema subgroup
| Variables | Number of cases (%) | Peritumoral edema extent | |
|---|---|---|---|
| Minor edema (%) | Major edema (%) | ||
| Total | 87 | 19 (21.8) | 68 (78.2) |
| Gender | |||
| Male | 55 (63.2) | 14 (73.7) | 41 (60.3) |
| Female | 32 (36.8) | 5 (26.3) | 27 (39.7) |
| Age (years) | |||
| ≥60 | 50 (57.5) | 12 (63.2) | 38 (55.9) |
| <60 | 37 (42.5) | 7 (36.8) | 30 (44.1) |
| KPS | |||
| ≤80 | 33 (37.9) | 5 (26.3) | 28 (41.2) |
| >80 | 54 (62.1) | 14 (73.7) | 40 (58.8) |
| Edema shape | |||
| Roundish | 29 (33.3) | 16 (84.2) | 13 (19.1) |
| Irregular | 58 (66.7) | 3 (15.8) | 55 (80.9) |
| Necrosis | |||
| No | 16 (18.4) | 6 (31.6) | 10 (14.7) |
| Yes | 71 (81.6) | 13 (68.4) | 58 (85.3) |
| Cyst | |||
| No | 67 (77) | 15 (78.9) | 52 (75.4) |
| Yes | 20 (23) | 4 (21.1) | 16 (24.6) |
| Enhancement | |||
| No obvious | 30 (34.5) | 14 (73.7) | 16 (23.5) |
| Obvious | 57 (65.5) | 5 (26.3) | 52 (76.5) |
| Tumor crosses midline | |||
| No | 71 (81.6) | 17 (89.5) | 54 (79.4) |
| Yes | 16 (18.4) | 2 (10.5) | 14 (20.6) |
| Edema crosses midline | |||
| No | 59 (67.8) | 17 (89.5) | 42 (61.8) |
| Yes | 28 (32.2) | 2 (10.5) | 26 (38.2) |
| Size (cm) | |||
| <5 | 37 (42.5) | 6 (31.6) | 31 (45.6) |
| ≥5 | 50 (57.5) | 13 (68.4) | 37 (54.4) |