Table 3.

The R square values (square of the sample correlation coefficient) were calculated to describe the relative amount of variance of the Vs differences for colonic compartments explained for by the serum analytes

		INF-γ	IL-1β	IL-1RA	IL-8	IL-12	MIF	MIG	TNF-α
Epithelium Vs	Pearson r	0.495	0.563	0.216	0.348	0.279	−0.114	0.659	0.398
	95% confidence interval	(−0.111 – 0.832)	(−0.0156 – 0.859)	(−0.409 – 0.703)	(−0.283 – 0.768)	(−0.351 – 0.735)	(−0.646 – 0.492)	(0.136 – 0.894)	(−0.228 – 0.791)
	R square	0.245	0.317	0.0467	0.121	0.0779	0.0131	0.434	0.159
	p-value	0.0511	*0.0282	0.2499	0.134	0.1899	0.3618	*0.0099	0.0998
Lamina Propria Vs	Pearson r	0.519	0.597	−0.0214	0.496	0.232	−0.243	0.716	0.594
	95% confidence interval	(−0.0790 – 0.842)	(0.0345 – 0.872)	(−0.588 – 0.559)	(−0.110 – 0.833)	(−0.394 – 0.711)	(−0.717 – 0.384)	(0.241 – 0.914)	(0.0310 – 0.871)
	R square	0.269	0.356	0.000459	0.246	0.0539	0.0593	0.512	0.353
	p-value	*0.0421	*0.0203	0.4737	0.0507	0.2339	0.2229	*0.0044	*0.0208