The Association between Type 2 Diabetes Mellitus and Thyroid Cancer

Table 5

The effects of T2DM duration on thyroid cancer (extended).

	N	Adjusted^a		value	Adjusted^b		value
		OR	(95% CI)		OR	(95% CI)
T2DM duration
No T2DM	713	Reference			Reference
<1 year	22	0.21	(0.07–0.63)	0.005	0.18	(0.06–0.56)	0.003
<2 years	38	0.34	(0.16–0.71)	0.004	0.30	(0.14–0.64)	0.002
<3 years	50	0.45	(0.24–0.83)	0.010	0.43	(0.23–0.81)	0.009
<4 years	57	0.56	(0.32–0.97)	0.039	0.57	(0.32–1.01)	0.056
<5 years	65	0.60	(0.35–1.00)	0.051	0.59	(0.34–1.02)	0.060
<6 years	72	0.57	(0.35–0.94)	0.028	0.58	(0.34–0.97)	0.039
<7 years	77	0.64	(0.40–1.04)	0.070	0.65	(0.39–1.07)	0.091
<8 years	84	0.62	(0.39–0.98)	0.040	0.62	(0.38–1.01)	0.057
<9 years	91	0.72	(0.46–1.11)	0.136	0.73	(0.46–1.16)	0.187
<10 years	94	0.71	(0.46–1.09)	0.117	0.71	(0.45–1.13)	0.152

OR: odds ratio; CI: confidence interval; T2DM: type 2 diabetes mellitus. ^aAdjusted for matching variables (age and sex). ^bAdjusted for matching variables (age and sex), average monthly household income, education level, smoking status, alcohol intake, regular exercise, obesity, hypertension, dyslipidemia, ischemic heart disease, benign thyroid disease, and other cancers.