Table 1

Clinicopathological features and the expression of ASK1 in 85 IDC samples
Clinicopathological features Cases ASK1 expression (n) χ2 P
Positive Negative
Age (years) 0.017 0.896
 ≥45 58 18 40
 <45 27 8 19
Histological grade 0.668 0.414
 I ~ II 21 8 13
 III 63 18 45
Tumor size 0.21 0.646
 ≥5 cm3 66 21 45
 <5 cm3 19 5 14
Lymph node metastasis 0.527 0.468
 Positive 41 11 30
 Negative 44 15 29
TNM stage 0.336 0.562
 I,II 55 18 37
 III,IV 30 8 22
Lesion location 2.406 0.121
 Right 45 10 35
 Left 34 13 21
ER 0.105 0.746
 Positive 37 12 25
 Negative 48 14 34
PR 0.425 0.515
 Positive 38 13 25
 Negative 47 13 34
C-erb B-2 5.747 0.017
 Positive 27 13 14
 Negative 58 13 45

Statistical analyzed by Pearson’s chi-square test.

Guo et al.

Guo et al. Diagnostic Pathology 2012 7:111   doi:10.1186/1746-1596-7-111

Open Data