Table 8.

Univariate linear regression analysis between imaging parameters and normalised SMA [nSMA] staining, normalised Sirius red [nSirius red], and nSMA/nSirius red ratio [in 35 patients with CD and 40 ileal segments analysed].

Parameter	nSMA		nSirius red		nSMA/nSirius red ratio
	R	p	R	p	R	p
Length of involved bowel	0.221	0.171	0.004	0.983	0.170	0.205
Enhancement ratio at 25 s*	0.086	0.622	0.167	0.339	-0.026	0.882
Enhancement ratio at 60 s	0.132	0.419	0.112	0.491	0.057	0.725
Enhancement ratio at 180 s	0.075	0.645	0.138	0.395	-0.149	0.882
ADC*	-0.375	0.027	-0.126	0.470	-0.209	0.229
Wall thickness on T1W post-contrast	0.344	0.030	0.018	0.915	0.384	0.014
Wall thickness on T2WI	0.298	0.062	-0.062	0.703	0.376	0.017
MaRIa score	0.486	0.001	0.142	0.384	0.366	0.020
Clermont score	0.557	0.001	0.173	0.319	0.344	0.043

Significant p-values are bolded.

SMA, smooth muscle actin immunostain.

*Not available in five patients.

**Not available in two patients.