Table 2. Volume and number of MSU deposition in the asymptomatic hyperuricemia and symptomatic gout patient groups.
| Location | Asymptomatic HUA (n=121) | Symptomatic gout (n=521) | P value |
|---|---|---|---|
| DECT MSU volume, cm3 | |||
| Average value | 0.08 (0.02–0.47) | 0.14 (0.04–1.36) | 0.003 |
| Anatomical locations | |||
| Hands/wrists (n=127) | 0.00 (0.00–0.01) | 0.01 (0.00–0.09) | 0.02 |
| Knees (n=225) | 0.03 (0.00–0.27) | 0.24 (0.01–1.79) | 0.002 |
| Kidneys (n=159) | 0.00 (0.00–0.00) | 0.00 (0.00–0.00) | 0.22 |
| Feet/ankles (n=597) | 0.07 (0.02–0.19) | 0.10 (0.04–0.66) | 0.003 |
| DECT MSU number, n | |||
| Average value | 9.50 (2.00–16.00) | 10.00 (5.00–19.00) | 0.01 |
| Anatomical locations | |||
| Hands/wrists (n=127) | 0.00 (0.00–0.25) | 1.00 (0.00–7.00) | 0.06 |
| Knees (n=225) | 4.00 (0.00–9.00) | 6.00 (2.00–12.00) | 0.04 |
| Kidneys (n=159) | 0.00 (0.00–0.00) | 0.00 (0.00–0.00) | 0.22 |
| Feet/ankles (n=597) | 8.00 (2.25–12.00) | 9.00 (5.00–15.00) | 0.04 |
Data are shown as the median (interquartile range). The elbow part (n=19) was excluded due to extreme outliers and was not included in subsequent analyses. MSU, monosodium urate; HUA, hyperuricemia; DECT, dual-energy computed tomography.