Table 3.

Cox analysis for overall survival in 281 patients with triple-negative breast cancer

Variables	Univariate analysis			Multivariate analysis
	HR	95% CI	P-value	HR	95% CI	P-value
Age (years)
>50 vs ≤50	0.82	0.62–1.15	0.354	0.77	0.51–1.26	0.325
Type of surgery
Radical mastectomy vs breast conserving surgery	1.10	0.82–1.31	0.292	0.98	0.79–1.06	0.453
Tumor stage
T2–4 vs T1	2.43	1.79–3.26	<0.001	1.78	1.31–2.84	0.002
Lymphovascular invasion
Yes vs no	1.50	1.18–1.86	0.017	1.31	1.07–1.62	0.047
Histological grade
III vs I–II	3.12	2.62–3.51	<0.001	2.30	1.75–2.84	0.004
Lymph node status
Yes vs no	2.52	1.76–3.15	0.002	1.86	1.46–2.54	0.018
Adjuvant radiotherapy
Yes vs no	0.88	0.65–1.12	0.837	0.80	0.62–1.08	0.875
Chemotherapy
Neoadjuvant vs adjuvant	0.92	0.81–1.16	0.860	0.83	0.68–1.12	0.926
dNLR
≥2.6 vs <2.6	3.13	1.86–4.26	<0.001	2.56	1.69–3.58	0.001

Abbreviation: dNLR, derived neutrophil-to-lymphocyte ratio.