Table 2.
Univariate analysis of the risk of recurrence.
| Factors | Recurrent | Non-recurrent | P |
|---|---|---|---|
| Sex | 0.001 | ||
| Female | 10(3.7%) | 258(96.3%) | |
| Male | 16(12.9%) | 108(87.1%) | |
| Age (y) | 0.854 | ||
| ≤60 | 18(6.8%) | 247(93.2%) | |
| >60 | 8(6.3%) | 119(93.7%) | |
| Preoperative KPS | 0.006 | ||
| >70 | 18(5.2%) | 327(94.8%) | |
| ≤70 | 8(17.0%) | 39(83.0%) | |
| Tumor location | 0.059 | ||
| Convexity | 10(6.0%) | 157(94.0%) | |
| Skull base | 10(8.2%) | 112(91.8%) | |
| Parasagittal sinus | 6(11.8%) | 45(88.2%) | |
| Other | 0(0.0%) | 52(100.0%) | |
| Tumor size(mm) | 0.001 | ||
| ≤42 | 9(3.6%) | 243(96.4%) | |
| >42 | 17(12.1%) | 123(87.9%) | |
| Tumor shape | 0.028 | ||
| Regular | 14(4.9%) | 270(95.1%) | |
| Irregular | 12(11.1%) | 96(88.9%) | |
| Peritumoral edema | 0.011 | ||
| EI ≤4 | 15(4.9%) | 290(95.1%) | |
| EI>4 | 11(12.6%) | 76(87.4%) | |
| Dural tail sign size(mm) | 0.088 | ||
| ≤10 | 15(5.3%) | 268(94.7%) | |
| >10 | 11(10.1%) | 98(89.9%) | |
| Tumor calcification | 0.572 | ||
| NO | 22(7.0%) | 293(93.0%) | |
| Yes | 4(5.2%) | 73(94.8%) | |
| Tumor-surrounding vessel | 0.032 | ||
| No | 15(5.1%) | 280(94.9%) | |
| Yes | 11(11.3%) | 86(88.7%) | |
| Tumor basal size(mm) | <0.001 | ||
| ≤42 | 13(4.2%) | 295(95.8%) | |
| >42 | 13(15.5%) | 71(84.5%) | |
| Heterogeneous tumor enhancement | <0.001 | ||
| No | 14(4.1%) | 324(95.9%) | |
| Yes | 12(22.2%) | 41(77.8%) | |
| Tumor–cortex interface | <0.001 | ||
| Marked interspace | 11(3.7%) | 284(96.3%) | |
| Regular border | 7(12.1%) | 51(87.9%) | |
| Irregular border | 8(20.5%) | 31(79.5%) | |
| Brain invasion | <0.001 | ||
| No | 11(3.6%) | 298(96.4%) | |
| Yes | 15(18.1%) | 68(81.9%) | |
| Simpson's removal grade | 0.010 | ||
| I | 3(2.2%) | 134(97.8%) | |
| II-IV | 23(9.0%) | 232(91.0%) | |
| Pathological grade | <0.001 | ||
| I | 16(4.4%) | 346(95.6%) | |
| II-III | 10(33.3%) | 20(66.7%) | |
| Ki-67 index | <0.001 | ||
| <5% | 8(2.4%) | 322(97.6%) | |
| ≥5% | 18(29.0%) | 44(71.0%) |
The values in the table are the number of patients. KPS, Karnofsky performance scale. EI, Edema Index.