Table 1.

Baseline Demographics and Clinical Characteristics^*

	BMI ≤ 25 (N=175)		BMI 25-30 (N=84)		BMI > 30 (N=64)		p-value
	Median	IQR	Median	IQR	Median	IQR
Age	48.4	21.2	51.5	18.3	51.2	14.8	0.07
Disease Duration (months)	6.6	6.9	6.0	6.2	4.8	5.5	0.07
RF titer	200.0	393.5	167.5	289.0	215.0	328.0	0.12
	(%)		(%)		(%)		p-value
Female	78.3		72.6		78.1		0.53
Methotrexate use	46.9		46.4		56.3		0.14
Prednisone use	29.7		45.2		43.8		0.80

^*IQR = interquartile range, RF = rheumatoid factor, BMI = body mass index