Variables | Recurrence | |||
---|---|---|---|---|
< 5 years | > 5 years | |||
Odds ratio | 95% CI | Odds ratio | 95% CI | |
Age | 0.96* | 0.95–0.97 | 1.00 | 0.99–1.01 |
Number of pregnancies | 0.94* | 0.89–0.99 | 0.96 | 0.91–1.00 |
Family history of other cancers | 0.73* | 0.60–0.89 | 1.00 | 0.85–1.17 |
Hormone therapy | 0.76* | 0.61–0.96 | 1.00 | 0.83–1.20 |
Total lymph nodes dissected | 0.98* | 0.97–0.99 | 1.00 | 0.99–1.01 |
Right-sided breast involvement | 0.87* | 0.77–0.99 | 1.00 | 0.89–1.13 |
Diabetes | 0.77* | 0.60-0.98 | 1.00 | 0.83–1.21 |
History of breast operation | 0.38* | 0.17–0.88 | 1.00 | 0.65–1.53 |
Sports activity | 0.79 | 0.60–1.05 | 1.00 | 0.68–1.47 |
Regular sports activity† | 0.80 | 0.57–1.13 | 1.00 | 0.80–1.24 |
Sports duration | 1.00 | 0.95–1.05 | 1.00 | 0.81–1.24 |
Number of abortions | 1.04 | 0.95–1.14 | 1.00 | 0.87–1.14 |
Number of children | 1.00 | 0.96–1.04 | 1.00 | 0.98–1.02 |
Duration of breast feeding | 1.00 | 1.00–1.00 | 1.00 | 1.00–1.00 |
Hormone replacement therapy | 1.04 | 0.41–2.63 | 1.00 | 0.63–1.60 |
Family history of breast cancer | 1.00 | 0.86–1.17 | 1.00 | 0.53–1.87 |
Waterpipe use | 1.00 | 0.72–1.39 | 1.00 | 0.96–1.04 |
Smoking | 5.72* | 2.11-15.55 | 1.32 | 1.00–1.73 |
History of breast disease | 3.32* | 1.92–5.76 | 1.00 | 0.56–1.79 |
In situ component | 1.58* | 1.35–1.84 | 1.00 | 0.91–1.10 |
Tumor necrosis | 1.87* | 1.57–2.22 | 1.00 | 0.85–1.17 |
Axillary management‡ | ||||
Sentinel lymph node biopsy | 2.90* | 2.05–4.11 | 1.00 | 0.67–1.48 |
both | 3.50* | 2.26-5.42 | 1.00 | 0.63–1.58 |
No axillary management | 0.81 | 0.63–1.05 | 1.01 | 0.80–1.29 |
Grade 3§ | 1.79* | 1.46–2.21 | 1.00 | 0.82–1.22 |
Staging of breast cancer|| | ||||
Stage 1 | 1.16 | 0.95–1.42 | 0.97 | 0.81–1.16 |
Stage 2 | 2.71* | 2.18–3.35 | 1.67* | 1.31-2.14 |
Stages 3 and 4 | 5.01* | 3.52–7.13 | 1.31 | 0.83–2.05 |
Radiotherapy¶ | ||||
Yes with mastectomy | 2.97* | 2.39–3.68 | 2.45* | 1.81-3.32 |
Yes with breast conserving surgery | 2.50* | 2.00–3.12 | 1.75* | 1.32-2.32 |
No with breast conserving surgery | 17.58* | 6.70–46.10 | 7.62* | 1.52-38.15 |
Invasive LN in dissection | 1.00 | 0.99–1.01 | 1.00 | 0.98–1.01 |
Chemotherapy before surgery | 1.00 | 0.83–1.20 | 0.76 | 0.54–1.07 |
Chemotherapy after surgery | 1.00 | 0.66–1.50 | 1.00 | 0.72–1.39 |
Tumor size | 1.02 | 0.98–1.07 | 0.97 | 0.93–1.01 |