Table 1 Correlation of SPAG5 expression and clinical features of TNBC patients
Variable | Overall (N = 42) | SPAG5 | |||||
|---|---|---|---|---|---|---|---|
Low expression (N = 20) | High expression (N = 22) |  | |||||
N | % | N | % | N | % | P | |
Age, years | 0.746 | ||||||
  ≤ 50 | 20 | 47.62 | 9 | 45.00 | 11 | 50.00 |  |
  > 50 | 22 | 52.38 | 11 | 55.00 | 11 | 50.00 | |
Tumor size, cm | 0.72 | ||||||
  < 2 | 21 | 50.00 | 9 | 45.00 | 12 | 54.55 |  |
  2 ≤ T < 5 | 18 | 42.86 | 9 | 45.00 | 9 | 40.91 | |
  ≥ 5 | 3 | 7.14 | 2 | 10.00 | 1 | 4.55 | |
Histological grade | 0.98 | ||||||
  I/II | 23 | 54.76 | 11 | 55.00 | 12 | 54.55 |  |
  III | 19 | 45.24 | 9 | 45.00 | 10 | 45.45 | |
Node status | 0.04 | ||||||
 pN0 (none) | 22 | 52.38 | 12 | 60.00 | 10 | 45.45 |  |
 pN1 (1–3) | 8 | 19.05 | 3 | 15.00 | 5 | 22.73 | |
 pN2 (4–9) | 4 | 9.52 | 4 | 20.00 | 0 | 0.00 | |
 pN3 (≥ 10) | 7 | 16.67 | 1 | 5.00 | 6 | 27.27 | |
 pNX | 1 | 2.38 | 0 | 0.00 | 1 | 4.55 | |
Local recurrence | 0.009 | ||||||
  Absence | 35 | 83.33 | 20 | 100.00 | 15 | 68.18 |  |
  Presence | 7 | 16.67 | 0 | 0.00 | 7 | 31.82 | |
Distant metastasis | 0.243 | ||||||
  Absence | 34 | 80.95 | 18 | 90.00 | 16 | 72.73 |  |
  Presence | 8 | 19.05 | 2 | 10.00 | 6 | 27.27 | |