Table 2. Univariate and multivariate analyses of the correlations of KLRB1 expression with OS in breast cancer patients.

Parameters	HR	CI 95%	P value	HR	CI 95%	P value
Age	1.91	1.39–2.63	0.000	2.12	1.32–3.39	0.0020
Histological type	0.93	0.74–1.17	0.543
Molecular subtype	1.01	0.88–1.16	0.901
ER	0.85	0.71–1.02	0.074
PR	0.87	0.73–1.03	0.096
HER2	1.29	1.05–1.57	0.013	1.22	0.98–1.52	0.0720
Menopause status	1.16	0.94–1.43	0.165
Stage	1.64	1.4–1.91	0.000	1.97	1.52–2.55	0
Lymph node status	1.10	0.93–1.3	0.274
Margin status	1.42	1.11–1.81	0.005	1.05	0.76–1.47	0.7570
KLRB1	1.88	1.37–2.59	0.000	2.37	1.49–3.76	0

Notes.

Abbreviations

HR

Hazard Ratio

CI

confidence interval

Bold values of P < 0.05 indicate statistically significant correlations.