Table 2A: Breast
cancer-specificsurvival in relation to OC use.
|
n |
HR crude (95% CI) |
d/m |
HR adjusteda (95% CI) |
d/m |
HR adjustedb
(95 CI) |
d/m |
Total
BC cases |
765 |
764 |
115/1 |
755 |
113/10 |
413 |
70/352 |
OC
never |
364 |
1.00 |
67/0 |
1.00 |
66/4 |
1.00 |
43/170 |
OC
ever |
400 |
0.63
(0.44-0.91)* |
48/0 |
0.76
(0.51-1.13) |
47/5 |
0.68
(0.39-1.18) |
27/181 |
N(number) stands for total
cases included in the analysis, d for total deaths and m for missing data.
aAdjusted
for age, BMI, and socioeconomic status
bAdjusted
for age, BMI, socioeconomic status, size of tumor, lymphnode involvement, grade
of tumor (according to Nottingham), PgR, ER, HER2, P27, Ki67