Table 3.

Association of insulin-related factors with having ≥ 3 polyps relative to no polyps

	OR (95% CI)	Trend OR (p trend)
sRAGE (pg/ml)
≤ 94.45	1
> 94.45 to ≤ 120.35	0.501 (0.162 – 1.555)	0.498
> 120.35	0.253 (0.070 – 0.919)	(0.0303)
VEGF (pg/ml)
≤ 104.67	1
> 104.67 to ≤ 184.16	1.827 (0.495 – 6.738)	1.881
> 184.16	3.382 (0.974 – 11.744)	(0.0488)
C-peptide (ng/ml)
≤ 1.77	1
> 1.77 to ≤ 3.31	1.77(0.494 – 6.35)	1.727
> 3.31	2.965 (0.847 – 10.374)	(0.0852)
IGF-1 (ng/ml)
≤ 92.28	1
> 92.28 to ≤ 124.02	0.498 (0.145 – 1.705)	0.852
> 124.02	0.736 (0.227 – 2.385)	(0.6074)
IGFBP-3 (ng/ml)
≤ 644.45	1
> 644.45 to ≤ 720.24	0.209 (0.047 – 0.936)	1.020
> 720.24	0.926 (0.300 – 2.859)	(0.9499)
IGFBP-7 (ng/ml)
≤ 58.74	1
> 58.74 to ≤ 73.51	4.850 (1.331 – 17.669)	1.428
> 73.51	2.309 (0.589 – 9.053)	(0.2430)
IGF-1/IGFBP-3
≤ 0.136	1
> 0.136 to ≤ 0.1716	0.253 (0.073 – 0.885)	0.670
> 0.1716	0.475 (0.149 – 1.516)	(0.1950)

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