Table 4. Summary of results.

DT	Site	Size (cm2)		Infiltration			T2 signal	Enhancement ratio
		CT	MRI	Bowel	Ureter	SMA origin		CT	MRI
1	IA	63	61	Yes	Yes	No	Low	0.47	0.75
2	AW	181	179				High	0.43	1.38
3	IA	79	81	Yes	Yes	No	Low	0.49	1.38
4	IA	11	10	No	Yes	No	Low	0.54	1.12
5	EA	215	215				Low	0.5	1.24
6	AW	28	27				High	0.48	1.81
7	IA	74	72	Yes	Yes	No	Low	0.49	0.75
8	EA	41	39				Low	0.79	0.33
9	AW	13	14				Low	0.69	0.99
10	AW	49	51				High	0.66	2.17
11	IA	85	84	Yes	No	No	Low	0.7	0.66
12	EA	15	14				High	0.53	0.87
13	AW	5	4				Low	0.67	1.11
14	IA	73	72	No	No	No	Low	0.43	1.66
15	AW	74	72	No	Yes	No	High	0.25	1.26
16	AW	5	7				Intermediate	0.38	1.07
17	IA	126	126	No	No	No	Low	0.37	0.88
18	IA	22	21	Yes	No	No	Low	0.25	0.91
19	AW	3	4				Intermediate	0.19	0.89
20	IA	26	27	No	No	No	Low	0.36	0.72
21	AW	2	3				High	0.38	1.55
Median		41	39				Mean	0.479	1.12
Range		2–215	3–215				Standard deviation	0.159	0.432
p-valuea		0.985					p-valueb	<0.0001

AW, abdominal wall; DT, desmoid tumour; EA, extra-abdominal; IA, intra-abdominal; SMA, superior mesenteric artery; T₂, T₂ weighted MRI.

^aMann–Whitney U-test.

^bStudent's t-test.