Table 2.

Association between self-reported diabetes and UGI cancers

	Cancer	Non-diabetics, n	Diabetics, n	Age-adjusted HR (95% CI)	Multivariate-adjusted* HR (95% CI)
Entire cohort	ESCC	157	15	1.03 (0.60-1.74)	1.02 (0.60-1.74)
	EADC	482	52	1.16 (0.87-1.54)	0.98 (0.73-1.31)
	GCA	291	61	2.23 (1.69-2.94)	1.89 (1.43-2.50)
	GNCA	340	39	1.20 (0.86-1.68)	0.98 (0.70-1.37)
Males only	ESCC	103	12	1.11 (0.61-2.01)	1.08 (0.59-1.98)
	EADC	446	50	1.06 (0.79-1.42)	1.00 (0.74-1.34)
	GCA	256	56	2.07 (1.55-2.76)	1.89 (1.41-2.54)
	GNCA	239	27	1.05 (0.71-1.57)	0.90 (0.60-1.34)
Females only	ESCC	54	3	0.74 (0.23-2.35)	0.87 (0.27-2.82)
	EADC	36	2	0.75 (0.18-3.13)	0.68 (0.16-2.85)
	GCA	35	5	1.83 (0.72-4.67)	1.77 (0.68-4.58)
	GNCA	101	12	1.53 (0.84-2.78)	1.24 (0.67-2.28)

^*Potential confounders for the entire cohort models included age, sex, calories, alcohol consumption, smoking, fruit consumption, vegetable consumption, ethnicity, education, and physical activity; confounders for the males only or females only models included all these variables except sex.