Table 4

Relationship between creatinine clearance levels and the number of tophi: Poisson regression analysis
Creatinine clearance (ml/min) Unadjusted relative risk estimate (95% CI) Unadjusted P Multivariate* adjusted relative risk estimate (95% CI) Multivariate* adjusted P
>90 1.0 (ref) - 1.0 (ref) -
>60-90 2.6 (1.1-5.9) 0.025 2.5 (1.1-5.8) 0.031
>30-60 7.2 (3.3-15.7) <0.001 6.1 (2.8-13.7) <0.001
0-30 14.7 (6.6-32.9) <0.001 12.0 (5.2-27.7) <0.001

*adjusted for ethnicity, corticosteroid use, diuretic use and colchicine use.

Dalbeth et al.

Dalbeth et al. BMC Musculoskeletal Disorders 2013 14:363   doi:10.1186/1471-2474-14-363

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