Analysis of Clinicopathological Characteristics and Prognosis of Carcinosarcoma of the Breast

Table 3

Univariate and multivariate analysis of patients’ overall survival.

Factors	OS
	Univariate		Multivariate
	value	HR (95% CI)	value	HR (95% CI)
Age	0.416	1.490 (0.571–3.891)
Menopausal status	0.552	1.337 (0.514–3.479)
Tumor size	0.021	3.780 (1.224–11.67)
T stage at diagnosis	0.217	0.457 (0.132–1.585)
N stage at diagnosis	0.009	6.427 (1.596–25.89)	0.008	4.844 (1.511–15.526)
Therapeutic method	0.024	0.320 (0.119–0.859)
TI (D)	0.023	3.674 (1.196–11.29)	0.023	3.296 (1.177–9.227)
Adjuvant chemotherapy	0.006	0.254 (0.096–0.671)	0.001	0.123 (0.035–0.425)

HR: hazard ratio; CI: confidence interval; TI (D): time interval between first discomfort and first consultation (days).