Table 5 Subgroup analysis of UTI risks in vegetarians versus non-vegetariansSubgroups.

From: The risk of urinary tract infection in vegetarians and non-vegetarians: a prospective study

 NumberHazard ratio95% CIaP-interaction
Sex   0.486
  Male1200.980.64–1.49 
  Female5410.820.69–0.99 
Educational level   0.116
  Elementary school or less1940.750.56–1.02 
  Secondary school4060.840.68–1.04 
  College or higher611.270.76–2.13 
Smoking   0.029
  Ever621.520.87–2.65 
  Never5990.800.67–0.95 
Alcohol-drinking   0.540
  Ever671.040.60–1.81 
  Never5940.820.69–0.98 
Hypertension   0.177
  With1331.090.76–1.57 
  Without5280.790.66–0.95 
Diabetes   0.974
  With650.820.47–1.44 
  Without5960.840.71–1.00 
Hyperlipidemia   0.955
  With270.750.31–1.81 
  Without6340.840.71–1.00 
Disease conditions predisposing to UTI
Hyperplasia/tumor of urinary tract   0.290
  With381.110.54–2.31 
  Without6230.830.70–0.98 
Urolithiasis   0.755
  With860.770.48–1.24 
  Without5750.850.71–1.01 
Urine retention   0.541
  With290.630.28–1.44 
  Without6320.850.72–1.01 
Renal failure   0.606
  With290.790.32–1.95 
  Without6320.840.71–1.00 
Immune dysfunction   0.532
  With90.800.08–8.30 
  Without6520.850.72–1.00 
  1. aCI = confidence interval.