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Table 1 Characteristics of non-tophaceous and tophaceous gout patient groups

From: Dual-energy computed tomography has limited sensitivity for non-tophaceous gout: a comparison study with tophaceous gout

  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)