Table 2.
Correlation of baseline LMR with clinicopathologic characteristics of patients with metastatic NPC
| Characteristic | LMR < 2.475 | LMR ≥ 2.475 | r value | P value |
|---|---|---|---|---|
| Total | 335 | 337 | ||
| Gender | ||||
| Male | 277 | 269 | 0.037 | 0.342 |
| Female | 58 | 68 | ||
| Age (years) | ||||
| <46 | 157 | 159 | −0.003 | 0.935 |
| ≥46 | 178 | 178 | ||
| T stage | ||||
| T1-T2 | 136 | 137 | <0.001 | 0.988 |
| T3-T4 | 199 | 200 | ||
| N stage | ||||
| N0-N1 | 138 | 135 | 0.012 | 0.765 |
| N2-N3 | 197 | 202 | ||
| Metastasis at presentation | ||||
| Absent | 238 | 137 | 0.306 | <0.001 |
| Present | 97 | 200 | ||
| Number of metastatic lesions | ||||
| 1 | 34 | 71 | −0.150 | <0.001 |
| ≥2 | 301 | 266 | ||
| Bone metastasis | ||||
| Absent | 139 | 141 | −0.004 | 0.927 |
| Present | 196 | 196 | ||
| Liver metastasis | ||||
| Absent | 197 | 246 | −0.150 | <0.001 |
| Present | 138 | 91 | ||
| Lung metastasis | ||||
| Absent | 224 | 238 | −0.041 | 0.294 |
| Present | 111 | 99 | ||
| Extraregional lymph node metastasis | ||||
| Absent | 233 | 264 | −0.100 | 0.009 |
| Present | 102 | 73 | ||
| EBV VCA/IgA | ||||
| <1:80 | 36 | 44 | −0.037 | 0.339 |
| 1:80–1:320 | 197 | 198 | ||
| ≥1:640 | 102 | 95 | ||
| EBV EA/IgA | ||||
| <1:10 | 56 | 72 | −0.055 | 0.151 |
| 1:10–1:20 | 109 | 107 | ||
| ≥1:40 | 170 | 158 |
Footnotes as in Table 1