Table 3. Percutaneous destruction of abdominal tumors.

Variables	Modality	N (%)	Estimate DLP delivered after multiparry adjustment (95% CI) (mGy·cm)	P value
Age (years)	<65	152 (32.8)	1,354.2 (1,055.8–1,736.9)	0.1218
	≥65, <73	144 (31.1)	1,489.7 (1,160.5–1,912.3)
	≥73	167 (36.1)	1,501.0 (1,170.8–1,924.4)
Location	Liver	233 (50.3)	1,490.6 (1,162.4–1,911.5)	0.9000
	Kidney	205 (44.3)	1,452.0 (1,137.8–1,852.9)
	Other abdominal locations	25 (5.4)	1,399.1 (993.2–1,970.9)
Gender	Women	120 (25.9)	1,309.3 (1,019.5–1,681.5)	<0.0001
	Men	343 (74.1)	1,598.7 (1,254.3–2,037.6)
Technique	Cryotherapy	71 (15.3)	1,404.7 (1,067.0–1,849.3)	0.5967
	MWA	68 (14.7)	1,423.6 (1,073.4–1,888.2)
	RFA	324 (70.0)	1,514.2 (1,187.0–1,931.7)

DLP, dose length product; CI, confidence interval; MWA, microwave ablation; RFA, radiofrequency ablation.