Percutaneous microwave ablation and transcatheter arterial chemoembolization for serum tumor markers and prognostics of middle-late primary hepatic carcinoma

Table 1 Comparison of baseline data between the single and combined groups

Group	Gender		Age (yr)	Tumor number (cases)		Tumor diameter (cm)
	Male	Female		Single	Multiple
Combined group (n = 75)	41 (54.67)	34 (45.33)	53.05 ± 13.43	47 (62.67)	28 (37.33)	5.11 ± 1.27
Single group (n = 75)	43 (57.33)	32 (42.67)	52.51 ± 12.06	49 (65.33)	26 (34.67)	5.49 ± 1.23
χ2/t value	0.108		-0.558	0.262		-1.900
P value	0.742		0.580	0.793		0.059