Evaluation of short- and medium-term efficacy and complications of ultrasound-guided ablation for small liver cancer

Table 3 Effects of surgical treatment on liver function indexes in two groups (mean ± SD)

Index	Before surgery	2 d after surgery	1 wk after surgery
ALT (U/L)
MWA group (n = 66)	32.5 ± 7.0	175.3 ± 36.8a	57.1 ± 10.4a
Laparoscope group (n = 52)	34.1 ± 6.7	193.0 ± 40.2a	66.5 ± 12.1a
t value	-1.256	-2.490	-4.535
P value	0.212	0.014	0.000
AST (U/L)
MWA group (n = 66)	34.9 ± 8.6	193.7 ± 33.2a	64.2 ± 15.0a
Laparoscope group (n = 52)	32.6 ± 7.3	218.0 ± 41.8a	76.7 ± 16.3a
t value	1.540	-3.520	-4.326
P value	0.126	0.001	0.000
TBIL (μmol/L)
MWA group (n = 66)	15.9 ± 3.0	36.8 ± 9.2a	24.1 ± 6.5a
Laparoscope group (n = 52)	16.3 ± 4.1	39.5 ± 9.8a	26.4 ± 7.3a
t value	-0.612	-1.538	-1.807
P value	0.542	0.127	0.073
ALB (g/L)
MWA group (n = 66)	39.8 ± 3.1	35.0 ± 3.4a	37.8 ± 2.8a
Laparoscope group (n = 52)	41.0 ± 4.4	34.2 ± 3.1a	36.9 ± 3.1a
t value	-1.736	1.319	1.653
P value	0.085	0.190	0.101

^aP < 0.05 vs this group before operation.

MWA: Microwave ablation; ALT: Alanine aminotransferase; AST: aspartate aminotransferase; TBIL: Total bilirubin; ALB: Albumin.