Table 4.

Association of insulin-related factors with the presence of a tubular adenoma relative to no polyps

	OR (95% CI)	Trend OR (p trend)
sRAGE (pg/ml)
≤ 94.45	1
> 94.45 to ≤ 120.35	0.753 (0.278 – 2.041)	0.761
> 120.35	0.587 (0.216 – 1.592)	(0.2882)
VEGF (pg/ml)
≤ 104.67	1
> 104.67 to ≤ 184.16	1.170 (0.425 – 3.220)	1.306
> 184.16	1.670 (0.623 – 4.477)	(0.301)
C-peptide (ng/ml)
≤ 1.77	1
> 1.77 to ≤ 3.31	1.982 (0.656 – 5.994)	1.974
> 3.31	3.814 (1.305 – 11.145)	(0.0127)
IGF-1 (ng/ml)
≤ 92.28	1
> 92.28 to ≤ 124.02	0.677 (0.251 – 1.828)	0.802
> 124.02	0.644 (0.233 – 1.782)	(0.3966)
IGFBP-3 (ng/ml)
≤ 644.45	1
> 644.45 to ≤ 720.24	0.662 (0.233 – 1.881)	1.005
> 720.24	0.987 (0.359 – 2.716)	(0.9855)
IGFBP-7 (ng/ml)
≤ 58.74	1
> 58.74 to ≤ 73.51	2.812 (0.974 – 8.121)	1.567
> 73.51	2.487 (0.883 – 7.005)	(0.0841)
IGF-1/IGFBP-3
≤ 0.136	1
> 0.136 to ≤ 0.1716	0.344 (0.121 – 0.976)	0.809
> 0.1716	0.648 (0.242 – 1.739)	(0.4080)

Note: Model is adjusted for age and ever/never smoked.