Table 3: Determinants of positive serum thyroid antibodies.

Serum TgAbSerum TPOAbSerum TgAb and/or TPOAb
Adjusted OR (95% CI)P valueAdjusted OR (95% CI)P valueAdjusted OR (95% CI)P value

Age (years)0.997 (0.974–1.022)0.8381.007 (0.983–1.032)0.5581.009 (0.987–1.030)0.431
Male sex2.738 (1.526–4.910)0.0012.200 (1.267–3.821)0.0052.524 (1.550–4.110)0.000
BMI (kg/m2)1.035 (0.974–1.099)0.2661.040 (0.979–1.106)0.2041.039 (0.984–1.097)0.166
Smoking status0.786 (0.368–1.676)0.5321.308 (0.685–2.499)0.4151.052 (0.578–1.916)0.868
Serum 25(OH)D (nmol/L) 0.992 (0.979–1.004)0.1880.999 (0.987–1.010)0.8180.997 (0.986–1.009)0.660