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Table 2 Ultrasonographic findings in study participants

From: Musculoskeletal ultrasound in symptomatic thumb-base osteoarthritis: clinical, functional, radiological and muscle strength associations

Population, n

93

Synovitis, n (%)

 0

41 (44.1)

 I

36 (38.7)

 II

16 (17.2)

 III

0

 Power Doppler, n (%)

13 (14.0)

Osteophyte, n (%)

 0

0

 I

3 (3.2)

 II

25 (26.9)

 III

65 (69.9)

Erosion on ultrasound, n (%)

2 (2.2)