Table 1 Patient characteristics

Gender (male/female)

9/8

4/4

0.15

Age (mean ± SD years)

75 ± 2

67 ± 5

0.76

2012 ACR criteria

Fulfills required criteria (%)

16 (94)

6 (75)

0.23

Scoring algorithm points (median (range))

4.35 (2–6)

4.13 (1–6)

0.75

ESR (median (range), mm/hour)

107 (47–160)

111 (71–141)

0.76

CRP (median (range), mg/dL)

7.9 (1.5–18.2)

8.8 (1.9–16.3)

0.69

MMP-3 (median (range), ng/mL)

421 (31.3–1074)

170 (48.5–419.5)

0.04