Research Article
A Novel Oxidative Stress-Related lncRNA Signature That Predicts the Prognosis and Tumor Immune Microenvironment of Breast Cancer
Table 4
The different clinical features of patients across separate cohorts.
| | Variables | Entire TCGA dataset () | Validation cohort | | Training cohort () | Testing cohort () |
| | Age (%) | | | | | ≤65 | 634 (74.1) | 321 (75.2) | 313 (73.0) | | >65 | 222 (26.9) | 106 (24.8) | 116 (27.0) | | Gender (%) | | | | | Female | 845 (98.7) | 419 (98.1) | 426 (99.3) | | Male | 11 (1.3) | 8 (1.9) | 3 (0.7) | | Stage (%) | | | | | I + II | 655 (76.5) | 324 (75.9) | 331 (77.2) | | III + IV | 201 (23.5) | 103 (24.1) | 98 (22.8) | | T (%) | | | | | T1+T2 | 734 (85.7) | 369 (86.4) | 365 (85.1) | | T3+T4 | 122 (14.3) | 58 (13.6) | 64 (14.9) | | M (%) | | | | | M0 | 840 (98.1) | 420 (98.4) | 420 (97.9) | | M1 | 16 (1.9) | 7 (1.6) | 9 (2.1) | | N (%) | | | | | N0 | 420 (49.1) | 210 (49.2) | 2109 (49.0) | | N1+N2+N3 | 436 (50.9) | 217 (50.8) | 219 (51.0) |
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M: metastasis; N: lymph node; T: tumor.
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