Table 2.
Multivariate analysis of risk factors associated with lymphedema (N = 707)
| Clinical characteristics | HR | 95 % CI | P valuea |
|---|---|---|---|
| Age (≥60 years) | 0.03 | 0.01–0.05 | 0.014 |
| BMI (≥25 kg/m2) | 1.60 | 0.69–2.75 | 0.255 |
| Dominant side | 1.75 | 0.45–8.63 | 0.432 |
| Histopathologic stage (≥II) | 1.52 | 0.73–3.11 | 0.321 |
| Type of surgery (mastectomy) | 1.17 | 0.42–3.29 | 0.766 |
| Radiation therapy (breast with SCRT) | 2.01 | 1.05–3.03 | 0.045 |
| Chemotherapy (taxel) | 4.98 | 1.93–12.87 | 0.001 |
| Surveillance protocol | 0.31 | 0.17–0.56 | <0.001 |
HR hazard ratio, CI confidence interval, SCRT supraclavicular radiation therapy
a Cox proportional hazards model