Research Article
Smoking and Breast Cancer Recurrence after Breast Conservation Therapy
Table 3
Multivariable Cox regression for recurrence-free survival.
| | Hazard ratio (95% confidence interval) | value |
| Smoking | | | Non smoker | Reference | | Prior smoker | 1.43 (0.48–4.30) | 0.524 | Current smoker | 6.69 (2.00–22.42) | 0.002 | Stage | | | 0 | Reference | | 1 | 1.28 (0.28–5.75) | 0.747 | 2 | 10.66 (2.46–46.18) | 0.002 | 3 | 20.89 (1.75–249.18) | 0.016 |
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