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Table 2 Mean baseline FEV1 and lung cancer incidence by sex-stratified quintiles categories of serum urate

From: Serum urate and lung cancer: a cohort study and Mendelian randomization using UK Biobank

Smoking status Sex stratified quintile of urate* Number Mean FEV1 (SD) Lung cancer events Person years (× 10,000 PYs) Lung cancer incidence rate per 10,000 PYs (95%CI)
Overall 1 71,720 2.93 (0.76) 398 50.4 7.9 (7.2–8.7)
  2 71,895 2.90 (0.77) 366 50.4 7.3 (6.6–8.0)
  3 71,753 2.87 (0.78) 325 50.6 6.4 (5.8–7.2)
  4 71,932 2.83 (0.78) 353 50.6 7.0 (6.3–7.7)
  5 71,952 2.73 (0.79) 482 50.6 9.5 (8.7–10.4)
Never 1 41,109 2.96 (0.75) 48 29.1 1.7 (1.2–2.2)
  2 40,528 2.94 (0.77) 52 28.6 1.8 (1.4–2.4)
  3 39,586 2.90 (0.78) 51 28.0 1.8 (1.4–2.4)
  4 38,387 2.85 (0.78) 56 27.2 2.1 (1.6–2.7)
  5 35,720 2.76 (0.79) 56 25.2 2.2 (1.7–2.9)
Former 1 21,764 2.92 (0.75) 146 15.2 9.6 (8.2–11.3)
  2 23,463 2.89 (0.75) 139 16.4 8.5 (7.2–10.0)
  3 24,993 2.87 (0.76) 142 17.5 8.1 (6.9–9.5)
  4 26,584 2.82 (0.77) 178 18.6 9.6 (8.3–11.1)
  5 29,658 2.71 (0.78) 288 20.7 13.9 (12.4–15.6)
Current 1 8623 2.82 (0.82) 204 6.0 34.0 (29.6–39.0)
  2 7656 2.79 (0.82) 174 5.3 32.8 (28.3–38.0)
  3 6953 2.77 (0.83) 130 4.9 26.7 (22.5–31.7)
  4 6727 2.76 (0.84) 118 4.7 25.2 (21.0–30.2)
  5 6278 2.66 (0.84) 133 4.4 30.3 (25.6–35.9)
  1. *See Table 1 for µmol/L values