Research Article
Identification of miRNA-Based Signature as a Novel Potential Prognostic Biomarker in Patients with Breast Cancer
Table 2
The clinicopathological parameters of the recurrence-free survival-related training and validation sets.
| Parameter | Training set (%) () | Validation set (%) () | Fisher’s exact test ( value) | SMD |
| Sex | | | 1 | 0.015 | Male | 8 (1.3) | 3 (0.1) | | | Female | 612 (98.7) | 263 (98.9) | | | Age (year) | | | 0.904 | 0.014 | ≤60 | 354 (57.1) | 150 (56.4) | | | >60 | 266 (42.9) | 116 (43.6) | | | Stage | | | 0.117 | 0.208 | I | 113 (18.3) | 41 (15.5) | | | II | 357 (58.0) | 146 (55.3) | | | III | 128 (20.8) | 72 (27.3) | | | IV | 7 (1.1) | 4 (1.5) | | | X | 11 (1.8) | 1 (0.4) | | |
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Note: 11 patients of the breast cancer cohort (overall survival) were male.
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