Efficacy of microwave ablation vs laparoscopic hepatectomy for primary small liver cancer: A comparative study

Table 1 Comparison of basic information between the two groups of patients

Group	LH group (n = 61)	MWA group (n = 62)	t/χ2	P value
Age (years)	65.27 ± 16.08	66.18 ± 16.24	0.312	0.755
Gender (M/F)	34/27	33/29	0.078	0.780
Tumour diameter (cm)	4.53 ± 1.46	4.48 ± 1.43	0.192	0.848
Liver function Child-Pugh classification (A/B)	42/19	44/18	0.065	0.798
Number of tumours (single/multiple)	47/14	46/16	0.136	0.712
Body mass index (kg/m2)	23.16 ± 4.75	23.23 ± 4.84	0.081	0.936
Education status (junior high school and below/high school and above)	39/22	37/25	0.236	0.627

LH: Laparoscopic hepatectomy; MWA: Microwave ablation.

Table 2 Comparison of the efficacy of the two groups of patients, n (%)

Group	Number of examples	CR	PR	SD	PD	Total efficiency
LH group	61	24 (39.34)	17 (27.87)	13 (21.31)	7 (11.48)	54 (88.52)
MWA group	62	39 (62.90)	16 (25.81)	6 (9.68)	1 (1.61)	61 (98.39)
χ2						4.918
P value						0.027

CR: Complete remission; PR: Partial remission; SD: Stabilizing disease; PD: Progressive disease; LH: Laparoscopic hepatectomy; MWA: Microwave ablation.

Table 3 Comparison of post-operative complications between the two groups of patients, n (%)

Group	Number of examples	Post-operative complications				Total incidence
		Nausea and vomiting	Lung infections	Infection of the incision	Abdominal bleeding
LH group	61	6 (9.84)	3 (4.92)	2 (3.28)	1 (1.64)	12 (19.67)
MWA group	62	2 (3.23)	1 (1.61)	0 (0.00)	0 (0.00)	3 (4.84)
χ2						6.318
P value						0.012

LH: Laparoscopic hepatectomy; MWA: Microwave ablation.