Table 4.

Morbidity, mortality and perioperative characteristics in prospective randomized trials comparing D₁ to D₂ Lymphadenectomy.

First author, (reference)	Morbidity		Mortality		Op. Time (hrs)		mean LOS		Transfusion (units)		Transfused patients
	D1	D2	D1	D2	D1	D2	D1	D2	D1	D2	-	-
Dent (12)	14%	36%	0%	0%	1,7	2,3*	9,3	13,9*	4	25*	-	-
Robertson (13)	0%	58%	0%	3%	2,3	4,3*	8	16*	0	2*	7	23*
Cuschieri (18)	28%	46%*	5%	11%*			18	23*	-	-	-	-
Wu (20, 21)	7%	17%*	0%	0%	3,6	4,5*	15	19,6**	1,3	2,1*†	-	-
Bonenkamp (14)	25%	43%*	4%	10%*	-	-	18	25*			113	170*
Degiuli (23)	12%	18%	3%	2%			13	13

^*p < 0.05

^†blood loss

LOS, Length of hospital stay; Op. time, operative time.