Total sample | Low-dose supplement users | Vitamin/mineral supplement users | Mind-body medicine users | Multi-modality high-dose users | ||||||
---|---|---|---|---|---|---|---|---|---|---|
n | %e | n | %e | n | %e | n | %e | n | %e | |
Demographics | ||||||||||
Age in years, mean (SD)d | 56.3 | (11.4) | 58.8 | (12.0) | 55.6 | (10.5) | 50.9 | (9.8) | 53.1 | (10.0) |
Age at diagnosisd | ||||||||||
< 45 years | 136 | 17.8 | 48 | 14.3 | 51 | 18.3 | 24 | 28.6 | 13 | 19.7 |
45–54 years | 231 | 30.2 | 84 | 25.1 | 88 | 31.5 | 34 | 40.5 | 25 | 37.9 |
55–64 years | 204 | 26.7 | 85 | 25.4 | 81 | 29.0 | 18 | 21.4 | 20 | 30.3 |
65+ years | 193 | 25.3 | 118 | 35.2 | 59 | 21.2 | 8 | 9.5 | 8 | 12.1 |
Religionc | ||||||||||
Protestant | 173 | 22.6 | 82 | 24.5 | 65 | 23.3 | 13 | 15.5 | 13 | 19.7 |
Catholic | 424 | 55.5 | 198 | 59.1 | 151 | 54.1 | 43 | 51.2 | 32 | 48.5 |
Jewish | 153 | 20.0 | 49 | 14.6 | 58 | 20.8 | 27 | 32.1 | 19 | 28.8 |
Other/refused | 14 | 1.8 | 6 | 1.8 | 5 | 1.8 | f | f | f | f |
Annual household incomed | ||||||||||
Less than $25,000 | 79 | 10.3 | 50 | 14.9 | 18 | 6.5 | f | f | 7 | 10.6 |
$25,000–$49,999 | 234 | 30.6 | 127 | 37.9 | 81 | 29.0 | 13 | 15.5 | 13 | 19.7 |
$50,000–$89,999 | 266 | 34.8 | 100 | 29.9 | 94 | 33.7 | 44 | 52.4 | 28 | 42.4 |
Greater than $90,000 | 185 | 24.2 | 58 | 17.3 | 86 | 30.8 | 23 | 27.4 | 18 | 27.3 |
Educationd | ||||||||||
High school graduate or less | 301 | 39.4 | 185 | 55.2 | 92 | 33.0 | 10 | 11.9 | 14 | 21.2 |
Some college | 195 | 25.5 | 77 | 23.0 | 72 | 25.8 | 28 | 33.3 | 18 | 27.3 |
College graduate | 111 | 14.5 | 31 | 9.3 | 56 | 20.1 | 16 | 19.1 | 8 | 12.1 |
Postgraduate | 157 | 20.6 | 42 | 12.5 | 59 | 21.2 | 30 | 35.7 | 26 | 39.4 |
Breast cancer risk factors | ||||||||||
First degree family history of BC | ||||||||||
No | 595 | 77.9 | 256 | 76.4 | 217 | 77.8 | 65 | 77.4 | 57 | 86.4 |
Yes | 151 | 19.8 | 66 | 19.7 | 59 | 21.2 | 19 | 22.6 | 7 | 10.6 |
Prior oral contraceptive used | ||||||||||
Never | 376 | 49.2 | 190 | 56.7 | 135 | 48.4 | 25 | 29.8 | 26 | 39.4 |
Ever | 386 | 50.5 | 144 | 43.0 | 143 | 51.3 | 59 | 70.2 | 40 | 60.6 |
Prior hormone replacement therapy use | ||||||||||
Never | 511 | 66.9 | 236 | 70.5 | 187 | 67.0 | 52 | 61.9 | 36 | 54.6 |
Ever | 253 | 33.1 | 99 | 29.6 | 92 | 33.0 | 32 | 38.1 | 30 | 45.5 |
Menopausal status at diagnosisd | ||||||||||
Pre-menopausal | 279 | 36.5 | 87 | 26.0 | 117 | 41.9 | 45 | 53.6 | 30 | 45.5 |
Post-menopausal | 465 | 60.9 | 239 | 71.3 | 158 | 56.6 | 38 | 45.2 | 30 | 45.5 |
BMI at diagnosisd | ||||||||||
< 25 | 375 | 49.1 | 139 | 41.5 | 158 | 56.6 | 36 | 42.9 | 42 | 63.6 |
25–29 | 241 | 31.5 | 113 | 33.7 | 86 | 30.8 | 27 | 32.1 | 15 | 22.7 |
30+ | 143 | 18.7 | 80 | 23.9 | 34 | 12.2 | 20 | 23.8 | 9 | 13.6 |