Table 1.

Demographic and clinical data of the patients at baseline.

	Patients with RA		Patients with PsA
	MTX group	Etanercept group	MTX group	Etanercept group
Patient, N (females)	7 (5)	5 (4)	5 (2)	5 (1)
Age, mean (SD)	45.7 (11.7)	60.0 (10)	45.4 (14.1)	50.2 (11)
Disease duration (months), mean (SD)	1.7 (0.2)	26.8 (9.5)	1.8 (0.3)	33 (9.5)
DAS28, mean (SD)	6.6 (0.9)	6.7 (0.9)	5.4 (0.7)	5.3 (0.6)
BMD of the examined joint, mean (SD)	0.291 (0.067)	0.319 (0.028)	0.340 (0.018)	0.363 (0.057)

PDUS: power Doppler US. DAS values between groups were not statistically significant.