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Table 3 Multivariate analysis of risk factors associated with OS and PFS

From: The predictive value of dynamic monitoring of peripheral blood lymphocyte to monocyte ratio in patients with extranodal NK/T cell lymphoma

Variables OS PFS
HR (95% CI) P value HR (95% CI) P value
B symptoms (yes vs. no) 1.52 (1.08–2.16) 0.011 1.31 (1.04–1.67) 0.056
Lugano stage (I–II2 vs. III–IV) 2.64 (1.45–5.09) 0.162 1.70 (0.59–4.88) 0.327
LDH (elevated vs. normal) 0.55 (0.16–2.41) 0.098 0.36 (0.11–1.20) 0.172
Local tumor invasiveness (yes vs. no) 0.60 (0.32–1.89) 0.048 0.52 (0.25–1.11) 0.074
Treatment (chemotherapy alone or radiotherapy alone vs. both) 1.09 (0.10–3.21) 0.041 0.71 (0.22–2.30) 0.109
Absolute lymphocyte count (≤ 1.5 × 109/L vs. > 1.5 × 109/L) 2.05 (0.34–5.80) 0.200 1.57 (1.06–2.33) 0.428
LMR (≤ 2.7 vs. > 2.7) 1.95 (0.75–4.09) 0.009 1.41 (0.34–4.80) 0.025