Table 3.

The Number of Exponential Terms, Mean ± SD of the Adaptive IVIM Parameters and P Values of the Mann-Whitney U Test and the Independent-Sample t Test for the Distinction Between the Malignant and the Benign Hepatic Lesions

	Benign Hepatic Lesions (27)		Malignant Hepatic Lesions (67)		P-value
n+1	3 (16)	2 (11)	3 (42)	2 (25)	.004*
fd	0.80±0.12	0.85±0.06	0.86±0.05	0.89±0.05	.106†	.180‡
D (×10-3 mm2/s)	1.92±0.41	1.74±0.42	1.19±0.45	1.16±0.31	<.001†	.002‡
f1	0.13±0.09	0.15±0.06	0.09±0.04	0.11±0.05	.184†	.202‡
D1* (×10-3 mm2/s)	14.96±3.73	113.80±98.51	27.84±19.74	36.76±28.22	.002†	.042‡
f2	0.08±0.05	–	0.05±0.03	–	.087†	–
D2* (×10-3 mm2/s)	214.60±124.94	–	389.55±106.46	–	<.001†	–

The number in the parentheses represents the number of hepatic lesions.

^*Comparison in the number of exponential terms between the Malignant and the Benign Hepatic Lesions using the Mann-Whitney U test.

^†Comparison in the adaptive IVIM parameter between the Malignant and the Benign Hepatic Lesions with three exponential terms using the independent-sample t test.

^‡Comparison in the adaptive IVIM parameter between the Malignant and the Benign Hepatic Lesions with two exponential terms using the independent-sample t test.