Table 2—

ORs for UTI by exposures of interest adjusted for age and in multivariate models

ExposureCase subjectsControl subjectsAge-adjusted OR (95% CI)Multivariate OR* (95% CI)
Diabetes
 Absent781 (86.9%)849 (93.2%)1.0 (referent)1.0 (referent)
 Present118 (13.1%)62 (6.8%)2.2 (1.6–3.0)2.2 (1.5–3.1)
Diabetes treatment
 Diabetes absent781 (86.9%)849 (93.3%)1.0 (referent)1.0 (referent)
 None/lifestyle changes27 (3.0%)23 (2.5%)1.3 (0.7–2.3)1.4 (0.8–2.5)
 Oral medication50 (5.6%)19 (2.1%)2.9 (1.7–5.1)2.8 (1.6–5.1)
 Insulin41 (4.6%)10 (2.1%)2.6 (1.5–4.6)2.7 (1.4–4.9)
Duration of diabetes
 Diabetes absent781 (87.1%)849 (93.3%)1.0 (referent)1.0 (referent)
 <10 years56 (6.2%)35 (3.9%)1.9 (1.2–2.9)2.0 (1.2–3.2)
 ≥10 years60 (6.7%)26 (2.9%)2.6 (1.6–4.3)2.4 (1.5–4.0)
Diabetes type
 Diabetes absent783 (87.0%)850 (93.2%)1.0 (referent)1.0 (referent)
 Type 1 diabetes4 (0.4%)4 (0.4%)1.3 (0.3–5.2)1.1 (0.3–4.6)
 Type 2 diabetes113 (12.6%)58 (6.4%)2.2 (1.6–3.1)2.2 (1.6–3.2)
HbA1c within 180 days of the UTI
 Diabetes absent781 (90.3%)849 (95.8%)1.0 (referent)1.0 (referent)
 Diabetes present HbA1c ≤8.0%40 (4.6%)17 (1.9%)2.5 (1.4–4.5)2.4 (1.3–4.5)
 Diabetes present HbA1c >8.0%44 (5.1%)20 (2.3%)2.7 (1.6–4.7)2.7 (1.5–4.9)
  • Data are n (%).

  • *

    * Adjusted for age, history of UTI, and average frequency of sexual intercourse over the past year.