TABLE 3.

Comparison of observational data in both study groups.

Parameter	MRI-MWA group (n = 39)	CT-MWA group (n = 39)	t-value	p-value
Number of machine scans for adjusting needle position	7.62 ± 1.69	9.64 ± 2.14	21.396	<0.001
Time for antenna placement (min)	54.41 ± 12.32	53.03 ± 11.29	0.267	0.607
Microwave ablation time (min)	7.62 ± 2.65	9.41 ± 2.86	8.251	0.005
Total procedure time (min)	91.28 ± 16.69	93.41 ± 16.03	0.330	0.568
Residual unablated tumors	3 (7.69%)	4 (10.2%)	0.157	0.692

Note.—Unless otherwise specified, data are presented as mean with the range in parentheses.