Table 3.

Prevalence of metabolic syndrome according to definition used

Definitions	JC 2009	IDF 2005	NCEP 2004	NCEP 2001	EGIR 1999	WHO 1998
Controls	18	23	18	16	12	14
Rheumatoid arthritis	32.3*	48.6*	32.4*	24.6*	18*	20*

* For all definitions p<0.05.