Table 3.

Quantitative comparison of 20- and 30-s deep learning filter and 300-s Gaussian filter images

	Gaussian filter	Deep learning filter		P value
	300S	20S	30S
SNR
Liver	17.0 ± 4.4	14.7 ± 6.2	18.7 ± 6.7	P > 0.05
Aorta	18.8 ± 6.9	16.7 ± 6.9	19.4 ± 7.3	P > 0.05
SUVmax
Lesion of CRCs	21.6 ± 13.9	20.4 ± 13.1	19.9 ± 12.9	P > 0.05
Liver metastases	8.4 ± 5.2	7.8 ± 5.2	7.6 ± 5.0	P > 0.05
TBR
Lesion of CRCs	8.8 ± 4.9	8.2 ± 4.6	8.1 ± 4.5	P > 0.05
Liver metastases	3.7 ± 2.2	3.9 ± 2.2	3.3 ± 2.2
TAR	7.5 ± 4.4	7.5 ± 5.0	7.4 ± 5.0	P > 0.05