Table 2. Summary of studies reported outcomes of ALPPS vs. TSH.

Type of study	Ratti et al., 2015 (42)				Adam et al., 2016 (4)				Sandström et al., 2018 (43)
	Retrospective, case-matched				Retrospective, case-matched				RCT
	ALPPS	TSH	P		ALPPS	TSH	P		ALPPS	TSH	P
No. of cases	12	36			17	41			48	49
Increase in FLR vol. (%)	47	41	NS		NR	NR			68	36	<0.0001
Median interval (days)	11	31	0.024		12	103	<0.001		11	43	<0.0001
Morbidity (no.)	10	13	0.011		7	16	0.99		19/44	12/28	0.99
90-day mortality	NR	NR			0	2	0.89		4	3	0.68
Median follow-up	12	37			20	30
Recurrence	NR	NR			8	17	0.28
Overall survival	92	94	NR		42	77	0.006

ALPPS, associating liver partition and portal vein ligation in staged hepatectomy; TSH, two-stage hepatectomy; NR, not report; RCT, randomized clinical trial.