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Table 2 Correlation between expression of nuclear factor (erythroid-2)–related factor 2 (Nrf2) and clinicopathological factors

From: Clinicopathological significance of nuclear factor (erythroid-2)-related factor 2 (Nrf2) expression in gastric cancer

Clinical factors Expression of Nrf2 P- value
Negative Positive
n = 67 (38.3%) n = 108 (61.7%)
Age    n.s.
  < 65 22 47
65 45 61
Gender    <0.05
 male 51 65
 female 16 43
Tumor size    <0.01
  < 5 cm 36 27
5 cm 31 81
Tumor depth    <0.01
 T1a, T1b, T2 31 19
 T3, T4a, T4b 36 89
Lymph node metastases    <0.05
 Yes 35 74
 No 32 34
Stage    <0.01
 IA, IB 28 19
 IIA, IIB 12 21
 IIIA, IIIB, IIIC 27 68
Lymphovascular invasion    <0.05
 Yes 49 90
 No 18 14
Histology    <0.01
 Differentiated 37 34
 Undifferentiated 30 74