Table 1 Selected characteristics of breast cancer cases and controls
From: Genetic variation in TLR or NFkappaB pathways and the risk of breast cancer: a case-control study
Controls (n = 807) | Cases (n = 845) | |||
|---|---|---|---|---|
n | % | n | % | |
Age at reference | ||||
65–69 | 253 | 31.4 | 264 | 31.2 |
70–74 | 301 | 37.3 | 329 | 38.9 |
75–79 | 253 | 31.4 | 252 | 29.8 |
Education | ||||
<HS | 108 | 13.4 | 103 | 12.2 |
HS grad | 325 | 40.3 | 332 | 39.3 |
Some college | 232 | 28.7 | 275 | 32.5 |
College grad+ | 142 | 17.6 | 135 | 16.0 |
Body mass index at reference | ||||
<18.5 | 14 | 1.8 | 14 | 1.7 |
18.5–24.9 | 322 | 41.2 | 293 | 35.6 |
25–29.9 | 244 | 31.2 | 290 | 35.2 |
30+ | 202 | 25.8 | 226 | 27.5 |
Number of full-term births | ||||
Nulliparous | 73 | 9.0 | 76 | 9.0 |
1 | 55 | 6.8 | 79 | 9.3 |
2 | 161 | 20.0 | 222 | 26.3 |
3 | 221 | 27.4 | 216 | 25.6 |
4+ | 297 | 36.8 | 252 | 29.8 |
Age at menopause | ||||
<45 | 233 | 28.9 | 211 | 25.1 |
45–49 | 211 | 26.1 | 239 | 28.4 |
50–54 | 241 | 29.9 | 260 | 30.9 |
55+ | 122 | 15.1 | 131 | 15.6 |
Family history of breast cancer | ||||
None | 236 | 53.6 | 190 | 40.0 |
1st degree | 129 | 29.3 | 184 | 38.7 |
2nd degree | 75 | 17.0 | 101 | 21.3 |
Histology | ||||
Ductal | 565 | 66.9 | ||
Lobular | 105 | 12.4 | ||
Ductal/lobular | 70 | 8.3 | ||
Other | 105 | 12.4 | ||
ER/PR status | ||||
ER- PR- | 73 | 8.9 | ||
ER+ PR- | 80 | 9.8 | ||
ER- PR+ | 7 | 0.9 | ||
ER+ PR+ | 657 | 80.4 | ||