From: Association between TIMP-2 gene polymorphism and breast cancer in Han Chinese women
Characteristics | Cases | Control | P value |
---|---|---|---|
Number | 566 | 578 | |
Age (mean ± SD) | 50.91 ± 11.23 | 49.22 ± 10.11 | 0.017 |
smoking and drink | |||
No | 328 | ||
Yes | 40 | ||
Age of menarche | |||
≤14 | 145 | ||
>14 | 119 | ||
Menopausal status | |||
Premenopausal | 104 | ||
Postmenopausal | 156 | ||
Procreative times | |||
<1 | 104 | ||
≥1 | 130 | ||
Tumor size | |||
<2 cm | 105 | ||
≥2 cm | 154 | ||
Tumor site | |||
left | 256 | ||
right | 241 | ||
Lymph node involvement | |||
Negative | 201 | ||
Positive | 197 | ||
Clinical stage | |||
III-IV | 114 | ||
I- II | 272 | ||
Immunohistochemistry results | |||
ER (−) | 108 | ||
ER (+) | 208 | ||
PR (−) | 145 | ||
PR (+) | 166 | ||
c-erb(−) | 91 | ||
c-erb(+) | 214 |