Table 3.

Adverse events and post-procedural characteristics of Child-Pugh B (7/8) patients with HCC treated with MW ablation vs. IRE

	MW (N = 25)	IRE (N = 30)	P-Value
Intra-operative complications
Arrhythmia	0	0	NS
High Current	0	2	0.10
Failure to deliver	0	0	NS
Length of stay (days; median, range)	2 (1–5)	1 (1–4)	0.05
30 day tolerance (median, range)
AST (fold increase)	2 (1–4)	0 (1–2)	0.05
ALT	2 (1–4)	0 (1–2)	0.05
Total bilirubin	1.5 (1–2)	1 (1–1)	0.07
Increased ascites	13 (52%)	5 (16%)	0.02
90 day tolerance (median, range)
AST (fold increase)	1 (1–4)	0 (1–2)	0.09
ALT	1(1–4)	0 (1–2)	0.09
Total bilirubin	0 (1–2)	0 (0–1)	0.12
Increased ascites	5 (20%)	2 (6%)	0.05
Pleural effusion (90 day)	14	5	<0.01
Portal vein thrombosis (90 day)	5	1	0.03
Readmission (90 day)	9 (36%)	4 (13%)	0.03
Reasons for readmission
Uncontrolled ascites	4 (all grade III)	1 (grade II)	0.11
Dehydration	2 (all grade II)	1 (grade II)	0.46
Liver failure	5 (four grade II, one grade III)	2 (all grade II)	0.14
Ablation success
90 day	25 (100%)	30 (100%)	NS
180 day	25 (100%)	29 (97%)	0.37