Table 1. Patient characteristics.
| Total sample(n=56) | ALND(n=31) | SLNB(n=25) | P-value | |
|---|---|---|---|---|
| Age (years) | ||||
| Mean | 60.1 | 57.7 | 61.4 | 0.27 |
| Site of axillary surgery (%) | ||||
| Right axilla | 51.7 | 54.8 | 48.0 | 0.62 |
| Left axilla | 48.3 | 45.2 | 52.0 | 0.6 |
| Cancer type (%) | ||||
| Invasive ductal | 62.5 | 64.5 | 56.0 | 0.52 |
| Invasive lobular | 14.3 | 6.5 | 24.0 | 0.07 |
| Invasive ductal and intraductal | 23.2 | 29.0 | 20.0 | 0.44 |
| Tumour size (%) | ||||
| pT1 | 71.4 | 74.2 | 68.0 | 0.62 |
| pT2 | 28.6 | 25.8 | 32.0 | 0.62 |
| Adjuvant treatment (%) | ||||
| HT and RT | 67.9 | 67.7 | 68.0 | 0.62 |
| CT and RT | 23.2 | 29.0 | 20.0 | 0.44 |
| RT alone | 8.9 | 3.3 | 12.0 | 0.22 |
| Menopausal status (%) | ||||
| Premenopausal | 28.6 | 35.5 | 20.0 | 0.20 |
| Postmenopausal | 71.4 | 64.4 | 80.0 | 0.20 |
| Civil status (%) | ||||
| Married/partnership | 53.6 | 58.1 | 48.0 | 0.45 |
| Single/widowed/divorced | 30.4 | 35.5 | 24.0 | 0.36 |
| Unknown | 16.0 | 6.4 | 28.0 | 0.03 |
| Education (%) | ||||
| Primary | 44.6 | 51.6 | 40.0 | 0.39 |
| Secondary/professional | 25.0 | 25.8 | 24.0 | 0.86 |
| Higher | 14.3 | 16.1 | 12.0 | 0.66 |
| Unknown | 16.1 | 6.5 | 24.0 | 0.06 |
HT=hormone therapy; RT=radiotherapy; CT=chemotherapy.