Research Article

Promoter Hypermethylation and Suppression of Glutathione Peroxidase 3 Are Associated with Inflammatory Breast Carcinogenesis

Table 1

Patients’ clinical and pathological data.

CharacteristicsNon-IBC
(%)
IBC
(%)
value

Age
 Mean ± SE
 ≤507 (35)18 (90)<0.001*
 >5013 (65)2 (10)
Tumor size**
 Mean ± SE
 ≤2 cm1 (5)0>0.05
 >2 cm19 (95)18 (90)
Tumor grade
 G215 (75)14 (70)>0.05
 G35 (25)6 (30)
Lymph node status**
 Positive17 (85)18 (90)>0.05
 Negative3 (15)0
Number of lymph nodes**
 ≤616 (80)6 (33.3)<0.01*
 >64 (20)12 (66.7)
Lymphovascular invasion
 Positive2 (10)14 (70)<0.001*
 Negative18 (90)6 (30)
Dermal lymphatic emboli
 Positive2 (10)18 (90)<0.001*
 Negative18 (90)2 (10)
ER status
 Positive7 (35)6 (30)>0.05
 Negative13 (65)14 (70)
PR status
 Positive9 (45)7 (35)>0.05
 Negative11 (55)13 (65)
HER-2 status
 Positive2 (10)4 (20)>0.05
 Negative18 (90)16 (80)

Significant value calculated by Student’s -test.
in IBC patients.