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. 2014 Sep 14;28:93.

Table 1 . Baseline characteristics of the study population and RA patients .

Characteristics Total population
N=10291
RA patients
N= 35
Female (%) 52.6 85.7
Age (mean ± SD) 37.1 ± 16.3 52.3 ± 17.6
Ethnicity
Caucasian (%)
Turk (%)

72.3
27.7

65.7
34.3
Marriage
Married (%)
Single (%)

63.3
36.7

74.3
25.7
Education
Illiterate (%)
Primary school (%)
Secondary school (%)
High school (%)
Diploma (%)
University (%)

7.2
14.9
14.6
9.9
33.2
20.2

32.4
38.2
8.8
2.9
14.7
2.9