Rheumatoid arthritis and anti-thyroid antibodies

Figures & data

Table I.  The thyroid test findings for RA and controls.

	RA (n = 82)	Control (n = 47)	p-value
fT3 (1.82–4.62 pg/ml)*	2.72 ± 0.79	2.56 ± 0.71	>0.05
fT4 (0.932–1.71 ng/dl)*	1.21 ± 0.29	1.19 ± 0.28	>0.05
TSH (0.270–4.2 IU/ml)*	3.46 ± 1.92	3.06 ± 1.52	>0.05
Anti-TPO (>40 IU/ml)*	85.69 ± 106.83	43.16 ± 132.23	0.008
Anti-Tg (>40 IU/ml)*	58.2 ± 83.9	24.19 ± 36.74	0.0004

*Normal value.