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Table 1 Association of SNCG expression with clinicopathological parameters in breast cancer patients were or were not treated with radiotherapy

From: Overexpression of synuclein-γ predicts lack of benefit from radiotherapy for breast cancer patients

Characteristics Radiotherapy No Radiotherapy
SNCG- SNCG+ χ 2 p-value SNCG- SNCG+ χ 2 p-value
Age    0.088 0.767    0.188 0.665
 <50 years 21 16    43 33   
 ≥50 years 27 18    48 32   
Tumor size    2.126 0.145    2.161 0.142
 <2 cm 29 15    40 21   
 ≥2 cm 19 19    51 44   
Metastasis lymph node    4.393a 0.117    2.202 0.332
 0 19 7    34 17   
 1–3 6 3    31 27   
 ≥4 23 24    26 21   
TNM stage    0.628 0.428    0.003a 0.957
 I 12 6    7 4   
 II, III 36 28    84 61   
ER    1.058 0.304    0.001 0.998
 negative 12 13    34 25   
 positive 32 21    53 39   
PR    1.874 0.171    0.014 0.904
 negative 23 23    44 33   
 positive 21 11    43 31   
HER2    0.871 0.351    0.211 0.646
 negative 28 21    50 41   
 positive 7 9    14 14   
  1. aChi-square test with Yates’ continuity correction