Necroptosis-Associated lncRNA Prognostic Model and Clustering Analysis: Prognosis Prediction and Tumor-Infiltrating Lymphocytes in Breast Cancer

Table 1

Clinical features of training and validation sets.

Variables	Training set ( =540)		Validation set ( =538)		-value
	No.	%	No.	%
Age					0.8017
< =60	295	54.36	299	55.58
>60	245	45.37	239	44.42
Gender					0.9514
Female	540	100	538	100
Stage					0.895
I	88	16.30	93	17.29
II	312	57.78	299	55.58
III	119	22.04	125	23.23
IV	10	1.85	9	1.67
Unknown	11	2.04	12	2.23
T stage					0.059
T1	142	26.30	136	25.28
T2	324	60.00	297	55.20
T3	54	10.00	83	15.43
T4	20	3.70	19	3.53
Unknown	0	0	3	0.56
N stage					0.6715
N0	260	48.15	250	46.47
N1	170	31.48	184	34.20
N2	64	11.85	55	10.22
N3	36	6.67	39	7.25
Unknown	10	1.85	10	1.86
M stage					0.6735
M0	449	83.15	448	83.27
M1	12	2.22	9	1.67
Unknown	79	14.63	81	15.06