Table 1 Patient characteristics (n = 17^a)

Mean (range)

Age, years

10.6 (3-17^b)

# (%)

Sex

 Male: Female

4 (24):13 (76)

Race

 White

14 (82)

 Black

3 (18)

Ethnicity

 Hispanic

9 (53)

 Non-Hispanic

8 (47)

Laboratory Findings

# (%)

 RF^c (n = 16)

4 (25)

 Anti-CCP (n = 14)

3^d (21)

 ANA

9 (53)

 HLA B27 (n = 11)

0

 ESR

5 (29)

 CRP (n = 14)

7 (50)

Treatment (n = 10^e)

# (%)

 MTX only

2 (20)

 Biologic only

3 (30)

 Both

5 (50)