Effect of reduction of serum uric acid upon treatment variables in patients with primary gout
| Variable | β | 95% CI | p Value | |
|---|---|---|---|---|
| Dependent variable: serum uric acid (SUA). Individual patient data were obtained from Yu’s study (1965).12 Negative values mean a reduction in SUA (in mg/dl). | ||||
| CI, confidence interval. | ||||
| Allopurinol | −1.09 | −0.94 to −1.24 | 0.000 | |
| (100 mg increments) | ||||
| Sulphinpyrazone | −0.09 | −0.01 to −0.18 | 0.034 | |
| (100 mg increments) | ||||
| Duration of treatment | −0.08 | −0.04 to −0.11 | 0.000 | |
| (weeks) | ||||
| Age | −0.36 | −0.18 to −0.53 | 0.000 | |
| (10 year increments) | ||||