Table 4 Analysis of the lymph node ratio (LNR) calculated by the Cox proportional hazards regression model
From: Assessment of lymph node status in gallbladder cancer: location, number, or ratio of positive nodes
Cutoff value for LNR (%) | χ2 score | P value |
|---|---|---|
0, 0–5, >5 | 7.006 | 0.030 |
0, 0–10, >10 | 7.547 | 0.023 |
0, 0–15, >15 | 6.516 | 0.038 |
0, 0–20, >20 | 6.731 | 0.035 |
0, 0–25, >25 | 6.881 | 0.032 |
0, 0–30, >30 | 6.212 | 0.045 |
0, 0–35, >35 | 6.844 | 0.033 |
0, 0–40, >40 | 5.938 | 0.051 |