Table 2. Types of EABS procedures performed in the study and associated characteristics.

	N = 315 EABS
EATM	N = 269
ENSM	n = 199
E-NSM + Gel implant	118(59.3%)
E-NSM + TRAM	45(22.6%)
E-NSM only	36(18.1%)
ESSM	n = 70
E-SSM + Gel implant	21(30%)
E-SSM + TRAM	10(14.3%)
E-SSM + Tissue expander	4(5.7%)
E-SSM only	35(50%)
OP time all (mins)	282 ± 161 (65–1310)
Mean mastectomy time	219 ± 85 (60–540)
Mean reconstruction time	154 ± 138 (35–770)
Blood loss (ml)	104.5 ± 74.9 (20–650)
Mean mastectomy weight (g)	313.5 ± 147.9 (89–745)
Reconstruction flap weight (g)	500 ± 65.9 (370–600)
Reconstruction implant volume (ml)	287.9 ± 95.0 (120–600)
Hospital stay (days)	5.6 ± 2.1 (2–15)
EPM	N = 46
Mean operation time (mins)	193 ± 69 (65–325)
Mean blood loss (ml)	40.2 ± 20.2 (10–100)
Mean resection partial mastectomy weight (g)	61.3 ± 27.4 (25–128)
Mean hospital stay (days)	3.7 ± 1.1 (2–6)

EABS: endoscopic assisted breast surgery, EATM: endoscopic assisted total mastectomy (including endoscopic assisted nipple sparing mastectomy (E-NSM) and endoscopic assisted skin sparing mastectomy (E-SSM)), TRAM: transverse abdominal musculocutaneous flap, EPM: endoscopic assisted partial mastectomy.