Table 1.
Characteristics of non-tophaceous and tophaceous gout patient groups
| Non-tophaceous | Tophaceous | |
|---|---|---|
| Number of patients | 11 | 10 |
| Age, years; median (range) | 64 (43–72) | 56 (49–89) |
| Male; number (%) | 9 (82) | 8 (80) |
| Caucasian; number (%) | 9 (82) | 8 (80) |
| Duration of gout, years; median (range) | 0.8 (0.2-13) | 10.2 (1–28) |
| Glomerular filtration rate <60 ml/min; number (%) | 2 (18) | 5 (50) |
| BMI, kg/m2; mean ± SD | 29.8 ± 4.0 | 30.0 ± 3.2 |
| Maximum serum urate (μmol/L), median (range) | 529.4 (339.0-814.9) | 594.8 (458.0-850.6) |
| Urate-lowering therapy at time of scan, number (%) | 9 (82) | 7 (70) |