Table 4 Hazard ratios of locoregional recurrence found in the follow-up period associated with the EBRT/IORT group and risk factors
From: Sole adjuvant intraoperative breast radiotherapy in Taiwan: a single-center experience
Variables | EBRT | IORT | HR (95% CI) | p value | ||||
|---|---|---|---|---|---|---|---|---|
Event | PY | Rate | Event | PY | Rate | |||
Suitable | 0 | 73.92 | 0.00 | 0 | 53.01 | 0.00 | NA | Â |
Non-suitable | 3 | 377.33 | 0.01 | 5 | 96.65 | 0.05 | 7.02 (1.63–30.16) | 0.009 |
Age < 50 | 2 | 218.05 | 9.17 | 3 | 32.04 | 93.63 | 10.42 (1.73–62.79) | 0.011 |
Age ≥ 50 | 1 | 233.2 | 4.29 | 2 | 117.62 | 17.00 | 3.46 (0.31–38.17) | 0.311 |