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AIC results of the two multivariate models
| Model | Overall survival |
|---|---|
| 1 (histology, tumor stage, TNM stage, and adjuvant therapy) | 928.295 |
| 2 (histology, tumor stage, TNM stage, adjuvant therapy, and NLR) | 923.222 |
Abbreviations: AIC, Akaike information criterion; NLR, neutrophil/lymphocyte ratio.
