Investigating the prevalence of primary thyroid dysfunction in obese and overweight individuals: Tehran thyroid study

Table 2 Comparison of Odds Ratios of Thyroid Dysfunctions Among Different BMI Categories

	Overt hypothyroidism^a	Subclinical hypothyroidism^a	Overt hyperthyroidism^a	subclinical hyperthyroidism^a	TPOAb positivity^b	Overt hypothyroidism^a	Subclinical hypothyroidism^a	Overt hyperthyroidism^a	subclinical hyperthyroidism^a	TPOAb positivity^b
	Crude OR (CI)					Adjusted^c OR (CI)
TOTAL
Over weight	2.03^* (1.23, 3.35)	0.96 (0.75,1.22)	0.84 (0.54,1.30)	1.45^* (1.03, 2.04)	1.23^* (1.02,1.47)	1.53 (0.91,2.60)	0.93 (0.72,1.21)	0.79 (0.50,1.25)	1.27 (0.89,1.79)	1.13 (0.94,1.36)
Obese	3.71^* (2.24,6.16)	1.11 (0.84,1.46)	0.72 (0.41, 1.26)	1.01 (0.65, 1.57)	1.59^* (1.30,1.95)	2.00^* (1.15,3.49)	0.90 (0.66,1.22)	0.62 (0.34,1.12)	0.81 (0.51,1.28)	1.29^* (1.04,1.60)
FEMALE
Over weight	1.77^* (1.03,3.06)	0.94 (0.71,1.24)	0.87 (0.48,1.57)	1.40 (0.90, 2.20)	1.26^* (1.002,1.58)	1.29 (0.72,2.31)	0.93 (0.69,1.25)	0.77 (0.41,1.43)	1.23 (0.77,1.96)	1.18 (0.93,1.49)
Obese	2.73^* (1.58,4.70)	0.96 (0.71,1.30)	0.75 (0.38, 1.49)	0.81 (0.46, 1.42)	1.51^* (1.18,1.92)	1.71^* (0.94,3.11)	0.93 (0.66,1.30)	0.62 (0.29,1.29)	0.67 (0.37,1.21)	1.37^* (1.06,1.78)
MALE
Over weight	3.14^* (0.85,11.62)	0.90 (0.55,1.47)	0.80 (0.41, 1.54)	1.48 (0.87,2.52)	1.11 (0.81,1.51)	2.94 (0.77,11.17)	0.97 (0.57,1.64)	0.81 (0.41,1.58)	1.33 (0.78,2.28)	1.06 (0.78,1.46)
Obese	5.03^* (1.19, 21.17)	0.75 (0.36,1.58)	0.57 (0.19,1.69)	1.38 (0.67,2.88)	1.19 (0.78,1.80)	4.55^* (1.04, 19.87)	0.83 (0.38,1.80)	0.58 (0.19,1.73)	1.29 (0.62,2.68)	1.15 (0.75,1.76)

^amultinomial logistic model; ^b binary logistic model; ^c Confounding factors in the multiple regression analysis included age, sex, smoking, and TPOAb (only in multinomial logistic). Normal BMI group is used as reference. OR, odds ratio; 95%CI, 95% confidence interval. * Statistically significant

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