Table 3

Relative risk of gout by duration of diabetes

OverallControls (%) N=50000Cases (%) N=24768RR (95% CI)*RR (95% CI)†
All diabetes, years
 0–31065 (2.13)828 (3.34)1.02 (0.93 to 1.13)0.81 (0.74 to 0.90)
 4–91667 (3.33)1021 (4.12)0.86 (0.79 to 0.93)0.67 (0.61 to 0.73)
 ≥101153 (2.31)555 (2.24)0.67 (0.60 to 0.74)0.52 (0.46 to 0.58)
Type 1 diabetes, years
 0–313 (0.03)3 (0.01)0.34 (0.09 to 1.25)0.36 (0.10 to 1.34)
 4–941 (0.08)9 (0.04)0.26 (0.13 to 0.55)0.26 (0.12 to 0.55)
 ≥10145 (0.29)43 (0.17)0.40 (0.28 to 0.57)0.35 (0.24 to 0.51)
Type 2 diabetes, years
 0–31052 (2.10)825 (3.33)1.03 (0.94 to 1.14)0.82 (0.74 to 0.91)
 4–91626 (3.25)1012 (4.09)0.87 (0.80 to 0.95)0.68 (0.62 to 0.75)
 ≥101008 (2.02)512 (2.07)0.71 (0.63 to 0.79)0.54 (0.48 to 0.61)

  • ↵* RR adjusted for sex, age, calendar year and GP visits.

  • ↵† RR adjusted for sex, age, calendar year, GP visits, BMI, alcohol consumption, smoking, IHD, hypertension, hyperlipidaemia and renal failure.

  • BMI, body mass index; GP, general practitioner; IHD, ischaemic heart disease.