Diabetes mellitus increases risk for colorectal adenomas in younger patients

Table 1 Baseline characteristics

	40-49 yr without DM (n = 125)	40-49 yr with DM (n = 125)	50-59 yr without DM (n = 125)	P-value
Age (yr, mean ± SD)	45.7 ± 3.1	46.1 ± 2.7	53.7 ± 2.7	< 0.001
Gender (% Female)	63.2	63.2	63.2	1.0
Ethnicity (% African-American)	35.2	46.0	39.2	0.13
Body mass index (kg/m2, mean ± SD)	29.6 ± 7.4	36.0 ± 9.6	28.6 ± 7.0	< 0.001
Hypertension (%)	40.8	76.6	46.8	< 0.001
Hyperlipidemia (%)	16.9	50.0	25.0	< 0.001
Indication (%)
Screening	15.3	14.8	83.2	< 0.001
Gastrointestinal bleeding	41.9	45.9	7.2	< 0.001
Change in bowel habits	29.8	30.3	5.6	< 0.001
Abdominal pain	6.5	3.3	1.6	0.13
Other	2.4	3.3	1.6	0.69

DM: Diabetes mellitus.