Table 3.

The associations of sRKOA with anti-thyroid antibodies and other covariates.

Predictor	β	SE	PR	p-value	95% CI of PR
					LL	UL
TPOAb	−0.090	0.15	0.913	0.543	0.682	1.223
TgAb	−0.050	0.08	0.952	0.553	0.808	1.121
Femalea	0.306	0.17	1.357	0.065	0.982	1.877
Race/ethnicityb
Mexican American	0.179	0.16	1.196	0.261	0.875	1.634
Non-Hispanic Black	0.161	0.15	1.174	0.296	0.869	1.587
Others	−0.408	0.32	0.665	0.198	0.357	1.238
Manual workersc	0.298	0.15	1.347	0.040	1.013	1.791
Age	0.342	0.08	1.408	<0.001	1.209	1.641
BMI	0.502	0.06	1.651	<0.001	1.480	1.842
TSH levelsd
Hyperthyroidism	−0.087	0.29	0.917	0.766	0.517	1.625
Hypothyroidism	0.097	0.22	1.101	0.664	0.713	1.702
Gout (yes)	0.244	0.21	1.276	0.252	0.841	1.938
Diabetes (yes)	−0.077	0.20	0.926	0.702	0.626	1.370
T4	−0.013	0.07	0.987	0.855	0.859	1.134
CRP	−0.043	0.08	0.958	0.609	0.812	1.130

The analyses were run on five imputed datasets (N = 2291 in each dataset) and pooled estimates were reported.

^aCompared to male.

^bCompared to Non-Hispanic White.

^cCompared to non-manual workers.

^dCompared to euthyroidism.

Boldfaced text indicates statistically significant values.

BMI, body mass index; CRP, C-reactive protein; CI, confidence interval; LL, lower limit; PR, prevalence ratio; SE, standard error; sRKOA, symptomatic radiographic knee osteoarthritis; T4, thyroxine; TgAb, anti-thyroglobulin antibody; TPOAb, anti-thyroid peroxidase antibody; TSH, thyroid-stimulating hormone; UL, upper limit.