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Table 1 Clinical manifestations of patients received endoscopy-assisted breast surgery for benign disease

From: Endoscopy-assisted surgery for the management of benign breast tumors: technique, learning curve, and patient-reported outcome from preliminary 323 procedures

  N = 286 patients, 323 EABS
Patient
 Gender (female) 323 (100%)
 Age (years old) 36 ± 13 (range 13–69)
 <20 31 ± 1(9.5%)
 20–40 175 ± 6 (54.1%)
 >40 117 ± 6 (36.2%)
Location
 Unilateral 249 (90.5%)
  Right 169 (52.3%)
  Left 154 (47.6%)
 Bilateral 37 (9.4%)
 Distance to nipple (cm) 5.22 ± 1.14 cm (2–9 cm)
Characteristics of mass
 Sonogram mean tumor size 2.9 ± 3.93 cm (0.62–20 cm)
 <2 cm 150 (46%)
 >2 cm 136 (42%)
 Pathology mean tumor size 2.2 ± 1.05 cm (0.9–6.8 cm)
Specimen weight (g) 30.1 ± 27.5 g (7–133 g)
 Number of mass per breast 1.04 ± 0.22 (range 1–3)
 0 (microcalcification) 14
 1 180
 1 + microcalcification 2
 2 4
 3 1
 N/A 78
  1. N/A not applicable