Table 1.

Demographic characteristics.

Patients (n)	90
Age (mean ± SD)	50 ± 11
Female	64 (71%)
Years of schooling (mean ± SD)	10.2 ± 4.2
Socioeconomic level (n = 65)
I	0
II	3 (4.6%)
III	20 (30.8%)
IV	39 (60%)
V	3 (4.6%)
Months of RA evolution (mean RIQ)	72 (24–120)
DAS 28 (mean ± SD)	4 ± 1
HAQ A (mean, RIQ)	0.87 (0.37–1.5)
RAQoL (mean ± SD)	12 ± 7
Functional class (n = 90)
I	27 (30%)
II	47 (52%)
III	16 (18%)
IV	0
SENS (n = 59)
(mean, RIQ)	18 (11–38)

SD: standard deviation; RIQ: range interquartile.