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Table 2 Correlations between tophus count and clinical features in all participants (n = 290)

From: Reduced creatinine clearance is associated with early development of subcutaneous tophi in people with gout

Variable R p
Age 0.15 0.01
Disease duration 0.10 0.09
Body mass index −0.10 0.10
Systolic blood pressure 0.01 0.83
Creatinine clearance −0.22 <0.001
C-reactive protein 0.10 0.11
Serum urate 0.08 0.19
Gout flare frequency 0.06 0.33
Tender joint count 0.26 <0.001
Swollen joint count 0.23 <0.001
HAQ-II 0.18 0.003
Patient global assessment 0.20 0.001
Pain visual analogue scale 0.16 0.006