Table 4 Ultrasound characteristics of the AT
From: Differences in Achilles tendon stiffness in people with gout: a pilot study
|  | Gout (n = 24) | Non-gout (n = 26) | ||
|---|---|---|---|---|
Right | Left | Right | Left | |
Tendon grade n (%) | ||||
 Grade 1 | 19 (80) | 17 (71) | 18 (50) | 19 (54) |
 Grade 2 | 5 (21) | 7 (30) | 8 (31) | 7 (27) |
 Grade 3 | 0 | 0 | 0 | 0 |
Midpoint tendon thickness mm mean (SD) | 5.66 (1.51) | 5.86 (1.58) | 5.87 (1.46) | 5.54 (0.88) |
Mean number intra-tendon aggregates (range) | 0.25 (0–2) | 1.17 (0–7) | 0 | 0 |
Mean number intra-tendinous tophi (range) | 0.54 (0–5) | 1.08 (0–17) | 0 | 0 |
Tendon neo-vascularity n (%) | ||||
 Grade 0 | 19 (80) | 17 (71) | 23 (88) | 24 (92) |
 Grade 1 | 2 (8) | 4 (17) | 3 (12) | 1 (4) |
 Grade 2 | 2 (8) | 2 (8) | 0 | 1 (4) |
 Grade 3 | 1 (4) | 1 (4) | 0 | 0 |
 Grade 4 | 0 (0) | 0 (0) | 0 | 0 |