Table 1 Features of the study population
From: Volume of blood suctioned during vacuum-assisted breast biopsy predicts later hematoma formation
Continuous variables | mean ± SD | |
|---|---|---|
Age (years) | 51.5 ± 10.1 | |
Duration of the procedure (min) | 39.6 ± 14.6 | |
Volume of tissue excised (cm3) | 6.34 ± 2.87 | |
Blood suctioned during the procedure (cc) | 21.5 ± 36.6 | |
Categorical and ordinal variables | N | Percentage |
Menopausal status | ||
Premenopausal | 80 | 45.2% |
Postmenopausal | 97 | 54.8% |
Histopathological diagnosis | ||
Benign | 116 | 65.5% |
Precursor lesions & carcinomas | 61 | 34.5% |
Hematoma | ||
No | 161 | 91.0% |
Yes | 16 | 9.0% |