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. 2010 Dec 18;25(7):2117–2124. doi: 10.1007/s00464-010-1506-z

Table 2.

Intraoperative results

	LESS-ARA	Standard ARA	p Value
No. of patients	19	38
Median incision length: cm (Q1, Q3)	2.8 (2.5, 3.0)	6.0 (5.5, 6.5)	<0.0001
Median operative time: min^a	55 (47, 63), 38–120	41.5 (33.75, 48.5), 25–110	0.0004
Median EBL: ml^a	30 (10, 100), 5–200	17.5 (10, 100), 5–150	0.64
Median intraoperative heart rate (bpm)
Maximum^a	93 (87, 98), 82–99	90.5 (84.75, 95), 80–100	0.27
Mininum^a	57 (52, 59), 50–60	56 (53, 58), 50–59	0.71
Intraoperative systolic pressure (mmHg)
Maximum^a	136 (127, 142), 121–145	131.5 (125.75, 136), 120–144	0.12
Minimum^a	101 (94, 104), 87–110	98 (91.25, 104), 86–110	0.45
Median dissection time (min)
First plane^a	35 (23, 40), 12–90	23 (15, 29), 10–90	0.013
Third plane^a	11 (10, 16), 4–29	10 (8, 12), 6–23	0.17
Peritoneum tear (%)	4 (21.1)	6 (15.8)	0.72

LESS-ARA laparoendoscopic single-site retroperitoneoscopic adrenalectomy, EBL estimated blood loss

^aReported as median (Q1, Q3), range