Anterior vs conventional approach hepatectomy for large liver cancer: A meta-analysis

Table 4 Characteristics of patients in included studies

Ref.	AAH/CAH
	Mean blood loss(L)	Transfusion requirements(n:total)	Hospital stay(d)	Mortality,n (%)	Recurrence,n (%)	Complication,n (%)	Tumor rupture(n:total)
Lai et al[1]	3.2 (2.0-4.4)/3.1 (2.0-4.2)1	NR	NR	1 (4)/2 (5.9)	NR	21 (84)/13 (38.2)	3:25/1:34
Liu et al[3]	2.0 (0.6-2.0)/2.5 (0.2-2.0)1	31:54/86:106	NR	0 (0)/14 (13.2)	NR	25 (46.3)/56 (52.8)	1:54/7:106
Liu et al[7]	0.8 (0.5-1.4)/1.0 (0.5-2.2)2	4:60/17:60	11 (7.3-15)/12.5 (8-19)2	1 (1.7)/6 (0.28)	33 (55.9)/30 (55.6)	16 (26.7)/20 (33.3)	1:60/1:60
Takács et al[14]	NR	30:52/49:67	20.4 ± 13.5/18.3 ± 6.9	0 (0)/2 (3.0)	NR	20 (38.5)/24 (35.8)	NR
Wang et al[15]	0.4 (0.2-0.9)/1.0 (0.5-1.2)2	3:14/8:11	15 (10.7-19.7)/16 (13-19)2	0 (0)/0 (0)	NR	9 (64.3)/8 (72.7)	NR
Wu et al[13]	0.5 (0.3-0.7)/0.6 (0.3-1.0)1	4:33/18:38	10 (8.0-19.5)/11 (8.0-14.0)1	2 (6.1)/5 (13.2)	12 (38.7)/27 (81.8)	8 (24.2)/16 (42.1)	4:33/4:38
Li et al[12]	1.2 ± 1.1/2.1 ± 2.03	38:92/54:96	23 ± 11/24 ± 103	2 (2.2) /3 (3.1)	40 (47.6)/50 (60.2)	13 (14.1)/17 (17.7)	NR
Capussotti et al[16]	0.4 ± 0.66/0.5 ± 0.533	6:33/3:32	10.0 ± 6.59/11.5 ± 13.63	1 (3.0)/1 (3.1)	NR	17 (51.5)/18 (56.3)	0:33/0:32
Total	-	116:338/ 235:410	-	7 (1.9)/33 (7.4)	85 (48.9)/107 (63.0)	129 (35.5)/172 (38.7)	9:205/ 13:270

¹Values are means (95%CI), P < 0.05;

²Values are median (interquartile range);

³Values are mean ± SD. AAH: Anterior approach hepatectomy; CAH: Conventional approach hepatectomy; NR: Not reported.