Table 3.
Univariate and multivariable adjusted odds ratio (ORs) for variables predicting estimated CVD risk greater than breast cancer risk
Variable | Odds ratioa (95% CI) | P valuea | Adjusted odds ratiob (95% CI) | P valueb |
---|---|---|---|---|
Heart age | ||||
>65 | 9.4 (5.5–12.1) | <0.0001 | 12.6 (7.0–22.6) | <0.0001 |
≤65 | Reference | Reference | ||
Lymph node positive | ||||
No | 3.7 (1.9–7.1) | 0.0001 | 4.3 (2.0–9.3) | 0.0002 |
Yes | Reference | Reference | ||
Tumor grade | ||||
1 or 2 | 2.4 (1.2–4.6) | 0.010 | 2.4 (1.1–5.3) | 0.030 |
3 | Reference | Reference | ||
Tumor size | ||||
≤2cm | 5.6 (2.8–11.3) | <0.0001 | 6.8 (3.1–14.9) | <0.0001 |
>2cm | Reference | Reference | ||
Tumor stage | ||||
I | 4.2 (2.4–7.1) | <0.0001 | 6.1 (3.4–11.2) | <0.0001 |
II or III | Reference | Reference |
Univariate logistic regression model, where probability modeled was predicted CVD risk > predicted breast ca risk
Multivariable logistic regression model adjusted for age and risk factors associated with breast cancer recurrence (lymph node involvement, tumor grade, tumor size, stage) and CVD (the composite index, heart age) where probability modeled was predicted CVD risk > predicted breast cancer risk. Note as breast cancer stage is a composite index of lymph node and tumor size, stage was not simultaneously included in the multivariable model with lymph node or tumor size and vice versa
CVD cardiovascular disease