Table 2.
Univariate Cox proportional hazards regression analysis.
| Variables | HR | 95% CI | p value |
|---|---|---|---|
| Age (>50) | 0.60 | 0.25-1.49 | 0.2719 |
| Sex (male) | 0.86 | 0.37-2.01 | 0.7271 |
| NF2 (+) | 7.02 | 2.80-17.60 | <0.0001 |
| Tumor status (recurrent) | 1.66 | 0.56-4.92 | 0.3598 |
| Origin (CN 8) | 0.77 | 0.31-1.90 | 0.5707 |
| Neurological symptoms (+) | 0.57 | 0.19-1.69 | 0.3082 |
| Tumor size (≧30mm) | 3.08 | 1.31-7.25 | 0.0098 |
| Brain compression (+) | 1.96 | 0.72-5.33 | 0.1863 |
| Cyst (+) | 2.49 | 1.01-6.12 | 0.0467 |
| Removal rate (non-GTR) | 6.40 | 1.50-27.40 | 0.0123 |
| PLT (>227000/μL) | 0.51 | 0.22-1.19 | 0.1196 |
| CRP (>0.025 mg/dL) | 0.74 | 0.27-2.05 | 0.5657 |
| Fibrinogen (>274mg/dL) | 1.97 | 0.62-6.21 | 0.2495 |
| NLR (≧2.21) | 4.07 | 1.65-10.02 | 0.0023 |
| LMR (<4.11) | 3.29 | 1.39-7.75 | 0.0065 |
| PLR (≧116.2) | 2.51 | 0.84-7.45 | 0.0988 |
| PNI (≧52.7) | 1.64 | 0.60-4.43 | 0.3304 |
NF2, neurofibromatosis type 2; CN, cranial nerve; GTR, gross total resection; WBC, white blood cell; PLT, platelet; CRP, C-reactive protein; NLR, neutrophil-to-lymphocyte ratio; LMR, lymphocyte-to-monocyte ratio; PLR, platelet-to lymphocyte ratio; PNI, prognostic nutritional index.
Factors which made statistically significant differences are shown in bold.