Table 3—

Risk of diabetes in the nested case-control analysis

ParameterCase subjects (%)Control subjects (%)Adjusted OR (95% CI)*
n106424
No Parkinson's disease71 (67.0)209 (49.3)1.00 (referent)
Parkinson's disease35 (33.0)215 (50.7)0.53 (0.33–0.87)
Men23 (65.7)136 (63.3)0.57 (0.30–1.08)
Women12 (34.3)79 (36.7)0.34 (0.13–0.91)
Age (years)
    40–7418 (51.4)121 (56.3)0.44 (0.21–0.91)
    ≥7517 (48.6)94 (43.7)0.71 (0.33–1.56)
No use of levodopa13 (37.1)47 (21.9)1.11 (0.50–2.45)
Current use of levodopa11 (31.4)131 (60.9)0.22 (0.10–0.48)
Any other use of levodopa11 (31.4)37 (17.2)0.88 (0.42–1.81)
  • Data are n (%), unless otherwise indicated.

  • * Adjusted for covariates from Table 2.

  • Five or more prescriptions before the diabetes diagnosis.

  • Current use of less than five prescriptions or past use.