Increased Risk of Cancer in relation to Gout: A Review of Three Prospective Cohort Studies with 50,358 Subjects

Table 2

Summary of meta-analysis results.

Type of cancer	^aRR [95% CI]	value for pooled analysis	(%)	value for heterogeneity analysis
All	1.42 [1.09–1.84]	0.008	98.1	<0.001
Males	1.67 [0.93–3.01]	0.087	99.0	<0.001
Urological cancers	1.72 [1.30–2.26]	<0.001	90.7	<0.001
Digestive system cancers	1.39 [1.23–1.56]	<0.001	68.2	<0.001
Lung cancer	1.29 [1.01–1.65]	0.039	75.5	0.007
Breast cancer	0.92 [0.77–1.09]	0.336	45.9	0.174
Brain cancer	1.24 [0.82–1.87]	0.309	0.0	0.946

RR, relative risk; 95% CI, 95% confidence interval.